Agronomy (AGRON)

This is an archived copy of the 2021-2022 catalog. To access the most recent version of the catalog, please visit http://catalog.iastate.edu.

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Any experimental courses offered by AGRON can be found at: registrar.iastate.edu/faculty-staff/courses/explistings/

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Courses

Courses primarily for undergraduates:

Cr. R.


A participatory experience in activities or completion of a course that enhances the development of leadership and group-dynamic skills. See advisor for departmental requirements.

Cr. 1. F.


Orientation to college life, the profession of agronomy, and the agronomy curriculum.

(Cross-listed with ENV S, NREM). (3-0) Cr. 3. F.S.


Overview of soil, water, plants, and animals as renewable natural resources in an ecosystem context. History and organization of resource management. Concepts of integrated resource management.

(Cross-listed with ENV S, GEOL, MTEOR). Cr. 3. F.S.


The climate system of our planet. How nature and our actions alter the existing energy balance leading to climate change. Past climates on our planet. The influence of climate on society and resource availability during the Holocene (~ 11,000 years ago to present) with focus on changes post industrial revolution. Significant climate events that have altered our way of life in the past. Projected changes in future climate and potential impacts on society, environment and resources. Adaption to and mitigation of climate change.

(Cross-listed with ENV S, GEOL, MTEOR). (3-0) Cr. 3. S.


Study of the occurrence, history, development, and management of world water resources. Basic hydrologic principles including climate, surface water, groundwater, and water quality. Historical and current perspectives on water policy, use, and the role of water in society and the environment.
Meets International Perspectives Requirement.

(3-0) Cr. 3. F.


A scientific investigation of the global distribution of climate, soils and agricultural production and consumption. Physical processes that connect natural resources to agriculture and the environment. How global change drives increasing demand for agricultural production.
Meets International Perspectives Requirement.

(3-0) Cr. 3. F.S.


Basic structure and function of plants, origin and classification, growth and development. Fundamentals of photosynthesis, plant water use, plant nutrition and genetics that regulate plant growth, development and responses to the environment.

(3-0) Cr. 3. F.S.

Prereq: CHEM 163
Introduction to physical, chemical, and biological properties of soils; soil formation, classification and global distribution; soil health, soils and humanity and sustainable land management.

(0-3) Cr. 1. F.


Developing the skills that agronomists employ in their work with crops, soil, and the environment through activities involving tools and methodologies used by agronomists. Enrollment is restricted to first-year students majoring in agronomy.

(Cross-listed with MTEOR). (3-0) Cr. 3. F.S.


Basic concepts in weather and climate, including atmospheric measurements, radiation, stability, precipitation, winds, fronts, forecasting, and severe weather. Applied topics include global warming, ozone depletion, world climates and weather safety.

Cr. R.


Career planning, résumé and cover letter preparation. See advisor for departmental requirements.

(1-2) Cr. 1. F.S.

Prereq: BIOL 101 or equivalent
Half-semester course. Identification of important weeds of agricultural, horticultural and native habitats. Principles of plant taxonomy and classification. Field trips.

(3-0) Cr. 3. S.

Prereq: CHEM 163, BIOL 212, MATH 140, AGRON 182
Structure, function, and transformations of organic compounds significant in plant and soil environments.

(Cross-listed with ENSCI). Cr. 3.


Concepts and tools for acquiring, managing, analyzing, and displaying geographic information, including GIS, remote sensing, spatial analysis, and cartography. Focus on applications in biological, ecological, environmental, and agricultural sciences.

(2-3) Cr. 3. F.

Prereq: AGRON 181 or equivalent and AGRON 182 or equivalent
Field-based investigation of Iowa’s agronomic systems. Application of principles learned in introductory soils, crops and agronomy courses. For students majoring in agronomy.

(3-0) Cr. 3. F.S.

Prereq: AGRON 181 or equivalent and AGRON 182 or equivalent
Overview of crops and cropping systems in the context of global and US agriculture. Focus on agronomic principles, constraints and opportunities as they apply to various locations in Iowa, the USA and the world.

(3-0) Cr. 3. S.

Prereq: AGRON 181 or equivalent
Science governing plant growth and development in the context of cropping and genetic improvements.

(3-0) Cr. 3. F.S.

Prereq: AGRON 182 or equivalent
Principles of soil conservation and land use with emphasis on best management practices and use of soil maps and databases such as Web Soil Survey.

(Cross-listed with ENT, FOR, HORT). (2-0) Cr. 2. S.


Core background and specialty topics in agricultural, and horticultural pesticide applicator certification. Students can select certification categories and have the opportunity to obtain pesticide applicator certification at the completion of the course. Commercial pesticide applicator certification is emphasized.

Cr. R. F.S.SS.

Prereq: Permission of faculty member or student's advisor, sophomore classification
Students register for this course in order to retain full-time status while on a professional work experience. Students must register for this course prior to commencing each work period. Offered on a satisfactory-fail basis only.

Cr. R.


Professional work experience in agronomy. See advisor for departmental requirements.

(1-0) Cr. 1. F.

Prereq: Permission of advisor
A supervised learning experience in a professional setting related to crop production, plant breeding, soil science or environmental science. For students majoring in Agronomy.

(3-0) Cr. 3. F.S.

Prereq: BIOL 212 & AGRON 281 recommended
Basic principles concerning the growth, development, and production of crop communities in relation to their environment.

(3-0) Cr. 3. F.


Biology and ecology of weeds. Interactions between weeds and crops. Principles and practices of integrated weed management systems. Herbicide mechanisms, classification, and fate in plants and soils.

(Cross-listed with GEN). (3-0) Cr. 3. F.S.

Prereq: BIOL 212
Transmission and molecular genetics with an emphasis on applications in agriculture, the structure and expression of the gene, how genes behave in populations and how recombinant DNA technology can be used to improve agriculture. Credit for graduation will not be allowed for more than one of the following: Gen 260, 313, 320 and Biol 313 and 313L.

(0-4) Cr. 2. F.

Prereq: AGRON 181 or equivalent.
Identification, agronomic and binomial classification of crops, weeds, and diseases. Analysis of crop seed samples for contaminants of weed and other crop seeds.

(0-6) Cr. 2. Repeatable. F.S.

Prereq: Permission of instructor. AGRON 330 recommended
Intensive training in preparation for intercollegiate competition in national crops contests.

(3-0) Cr. 3. S.

Prereq: AGRON 181 or equivalent
Production and management of forage crops; concepts applied to yield, quality, and stand persistence; systems of forage utilization including grazing, hay, and silage.

(Cross-listed with HORT). (2-3) Cr. 3. F.

Prereq: AGRON 181 (or equivalent) or HORT 221; BIOL 212
Seed production, maturation, dormancy, vigor, deterioration, and related aspects of enhancement, conditioning, storage, and quality evaluation. Aspects of the seed industry and regulation of seed marketing.

(Cross-listed with ENV S, FS HN). (3-0) Cr. 3. F.S.SS.

Prereq: Junior classification
Issues associated with global agricultural and food systems including ethical, social, economic, environmental, and policy contexts. Investigation of various causes and consequences of overnutrition/undernutrition, poverty, hunger, access, and distribution.
Meets International Perspectives Requirement.

(Cross-listed with ENV S). (3-0) Cr. 3. F.S.

Prereq: Junior classification
Issues in the agricultural and food systems of the developed and developing world. Emphasis on economic, social, historical, ethical and environmental contexts. Causes and consequences of overnutrition/undernutrition, poverty, hunger and access/distribution. Explorations of current issues and ideas for the future. Team projects.
Meets International Perspectives Requirement.

(Cross-listed with HORT). (3-0) Cr. 3. F.

Prereq: HORT 221 or AGRON 181 (or equivalent) or BIOL 211
Principles and practices of turfgrass propagation, establishment, and management. Specialized practices relative to professional lawn care, golf courses, athletic fields, highway roadsides, and seed and sod production. The biology and control of turfgrass pests.

(Cross-listed with HORT). (0-3) Cr. 1. F.

Prereq: Credit or enrollment in HORT 351
Those enrolled in the horticulture curriculum are required to take 351L in conjunction with 351 except by permission of the instructor.

(Cross-listed with HORT). (3-0) Cr. 3. F.S.

Prereq: AGRON 182 or equivalent and BIOL 101
Effects of chemical, physical, and biological properties of soils on plant growth, with emphasis on nutritive elements, pH, organic matter maintenance, and rooting development.

(Cross-listed with HORT). (0-3) Cr. 1. F.S.

Prereq: Agron or Hort major with credit or enrollment in AGRON 354
Laboratory exercises in soil testing that assess a soil's ability to support nutritive requirements for plant growth.

(Cross-listed with ENSCI). (2-2) Cr. 3. S.

Prereq: AGRON 182 (or equivalent) or ENSCI 250 or GEOL 201
Application of soil science to contemporary environmental problems; comparison of the impacts that different management strategies have on short- and long-term environmental quality and land development. Emphasis on participatory learning activities.

(0-3) Cr. 1. Repeatable, maximum of 4 times. F.S.

Prereq: AGRON 182 or equivalent and permission of instructor
Description and interpretation of soils in the field and laboratory, emphasizing hands-on experience. Evaluation of soil information for land use. Students may participate in intercollegiate judging contests.

(2-3) Cr. 3. F.S.

Prereq: AGRON 316 and AGRON 354
Management strategies at the level of the farm field. Emphasis will be on participatory learning activities.

Cr. R. F.S.SS.

Prereq: Permission of faculty member or student's advisor; junior classification
Student register for this course in order to retain full-time status while on a professional work experience. The student must register for this course prior to commencing each work period. Offered on a satisfactory-fail basis only.

(Cross-listed with ENSCI, IA LL). Cr. 4. SS.

Prereq: Four courses in physical or biological sciences or engineering
Effects of geomorphology, soils, and land use on transport of water and materials (nutrients, contaminates) in watersheds. Fieldwork will emphasize investigations of the Iowa Great Lakes watershed.

(Dual-listed with AGRON 504). (Cross-listed with ENSCI, ENV S, MTEOR). (3-0) Cr. 3. F.S.

Prereq: Four courses in physical or biological sciences or engineering; junior standing
Recent changes in global biogeochemical cycles and climate; models of future changes in the climate system; impacts of global change on agriculture, water resources and human health; ethical issues of global environmental change.

(Dual-listed with AGRON 505). (Cross-listed with ENSCI, MTEOR). (3-0) Cr. 3. Alt. S., offered odd-numbered years.

Prereq: MATH 165 and some exposure to computer programming (any language)
The movement of energy and mass among the soil, vegetation, and atmosphere. The heat and water budget of humans, other animals, plants, and plant communities. Relevance to weather and climate, the effect of climate change on organisms, and remote sensing.

(Cross-listed with ENSCI, MTEOR). (3-0) Cr. 3. S.

Prereq: AGRON 206/MTEOR 206
Distribution and causes of different climates around the world. Effects of climate and climate variations on human activities including society, economy and agriculture. Current issues such as climate change and international efforts to assess and mitigate the consequences of a changing climate. Semester project and in-class presentation required.
Meets International Perspectives Requirement.

(Dual-listed with AGRON 507). (Cross-listed with MTEOR). (3-0) Cr. 3. Alt. S., offered even-numbered years.

Prereq: MATH 166 and MTEOR 443
Arritt, Gallus. Physical nature and practical consequences of mesoscale atmospheric phenomena. Mesoscale convective systems, fronts, terrain-forced circulations. Observation, analysis, and prediction of mesoscale atmospheric structure.

(1-0) Cr. 1. F.S.

Prereq: Senior classification, AGRON 210
Development of an appropriate content for professionalism. Topics include professional certification, ethics, and maintaining an active network of information sources and professional contacts in support of lifelong learning. Student interpretation, writings, presentations, and discussions.

(Cross-listed with HORT). (3-0) Cr. 3. F.

Prereq: GEN 320 or BIOL 313
Fundamental principles of plant breeding and cultivar development, breeding methods for self-pollinated, cross-pollinated and clonal crops.

(Cross-listed with GLOBE, INTST). Cr. 3. F.S.

Prereq: 3-credit biology course, Sophomore or higher classification, permission of Instructor
Interdisciplinary study and analysis of agricultural systems, sustainable management, and impact on plants and animal biodiversity. International field experience in evaluating different agricultural systems and impact on biodiversity may be required. A program fee is charged to students for international study abroad.
Meets International Perspectives Requirement.

(Cross-listed with ENV S). (3-0) Cr. 3. F.


Agricultural science as a human activity; contemporary agricultural issues from agroecological perspective. Comparative analysis of intended and actual consequences of development of industrial agricultural practices.

(Dual-listed with AGRON 552). (Cross-listed with ENSCI, GEOL). (2-2) Cr. 3. F.S.


Introduction to geographic information systems (GIS) using ArcGIS Pro with particular emphasis on geoscientific data. Emphasizes typical GIS operations and analyses in the geosciences to prepare students for advanced GIS courses.

(Dual-listed with AGRON 559). (Cross-listed with ENSCI). (3-3) Cr. 4. F.

Prereq: Two semesters of college-level chemistry, MATH 140, AGRON 182 (or equivalent) or AGRON 360; GEOL 100 and AGRON 354 recommended
An introduction to the chemical properties of soils, chemical reactions and transformations in soils and surface waters, and their impact on the environment. Topics include solution chemistry in soils and surface waters, solid-phase composition of soils, reactions at the solid-solution interface, and applications to contemporary environmental issues.

(Dual-listed with AGRON 563). (Cross-listed with ENSCI). (3-0) Cr. 3. S.

Prereq: AGRON 182 (or equivalent) or AGRON 260
Relationships between soil formation, geomorphology, and environment. Soil description, classification, geography, mapping, and interpretation for land use. Two weekend field trips. Credit for one of AGRON 463 or AGRON 463I may be applied for graduation.

(Dual-listed with AGRON 563I). (Cross-listed with ENSCI, IA LL). Cr. 2. Alt. SS., offered even-numbered years.

Prereq: AGRON 182 (or equivalent)
Relationships between soil formation, geomorphology, and environment. Soil description, classification, geography, mapping, and interpretation for land use. Credit for only Agron 563 or 563I may be applied for graduation.

(0-3) Cr. 1. S.

Prereq: Credit or enrollment in AGRON 463
Laboratory exercise in soil formation with landscape relationships including pedon description with soil mapping.

(Dual-listed with AGRON 577). (Cross-listed with ENSCI). (3-0) Cr. 3. S.

Prereq: AGRON 182 or equivalent and MATH 166 recommended
The physical soil system: the soil components and their physical interactions; transport processes involving water, air, and heat.

(Dual-listed with AGRON 584). (Cross-listed with HORT). (3-0) Cr. 3. Alt. S., offered odd-numbered years.

Prereq: 9 cr. in biological or physical sciences
Understanding of the historical origins and ecological theories underpinning the practices involved in organic agriculture. Interdisciplinary examination of crop and livestock production and socio-economic processes and policies in organic agriculture from researcher and producer perspectives.

(Dual-listed with AGRON 585). (Cross-listed with ENSCI, MICRO). (2-3) Cr. 3. F.

Prereq: AGRON 182 or equivalent; MICRO 201 and MICRO 201L recommended
The living organisms in the soil and what they do. Emphasis on soil biota composition, the carbon cycle and bioremediation, soil-plant-microbial relationships, and environmental issues.

(Dual-listed with AGRON 588). (Cross-listed with ENSCI, GEOL). (2-2) Cr. 3. Alt. S., offered odd-numbered years.

Prereq: GIS course, such as GEOL 452, CRP 451, CRP 452, NREM 345, NREM 446, AE 408 or equivalent
GIS course with focus on the spatial analysis and modeling of raster data and triangulated irregular network (TIN) data. Uses ArcGIS and various extensions, such as Spatial Analyst, 3D Analyst, and ArcScene. Includes practical exercises during lectures, lab exercises, homework assignments, and (for GEOL 588) a class project.

Cr. 1-3. Repeatable, maximum of 4 credits. F.S.SS.

Prereq: Junior or senior classification with at least 8 credits in agronomy; permission of instructor in specialty area after consultation
Selected studies in crops, soils, or agricultural meteorology according to the needs and interests of the student.

Cr. 1-3. Repeatable, maximum of 4 credits. F.S.SS.

Prereq: Junior or senior classification with at least 8 credits in agronomy; permission of instructor in specialty area after consultation
Selected studies in crops, soils, or agricultural meteorology according to the needs and interests of the student.

Cr. 1-3. Repeatable, maximum of 4 credits. F.S.SS.

Prereq: Junior or senior classification with at least 8 credits in agronomy; permission of instructor in specialty area after consultation
Selected studies in crops, soils, or agricultural meteorology according to the needs and interests of the student.

Cr. 1-3. Repeatable, maximum of 4 credits. F.S.SS.

Prereq: Junior or senior classification with at least 8 credits in agronomy; permission of instructor in specialty area after consultation
Selected studies in crops, soils, or agricultural meteorology according to the needs and interests of the student.

Cr. 1-3. Repeatable, maximum of 4 credits. F.S.SS.

Prereq: Junior or senior classification with at least 8 credits in agronomy; permission of instructor in specialty area after consultation
Selected studies in crops, soils, or agricultural meteorology according to the needs and interests of the student.

(Cross-listed with HORT). Cr. 1-2. Repeatable, maximum of 1 times. F.S.SS.

Prereq: AGRON 338, advanced approval and participation of employer and instructor
A professional work experience and creative project for seed science secondary majors. The project requires the prior approval and participation of the employer and instructor. The student must submit a written report.

Cr. arr. Repeatable, maximum of 4 times.

Prereq: Permission of instructor
Workshop experience in crops, soils, or agricultural meteorology.

Cr. arr. Repeatable.

Prereq: Permission of instructor
Limited enrollment. Tour and study of production methods in major crop and livestock regions of the world. Influence of climate, economics, geography, soils, landscapes, markets, and other factors on crop and livestock production. Location and duration of tours will vary. Tour expenses paid by students. Check with department for current offerings.

Cr. arr. Repeatable.

Prereq: Permission of instructor
Limited enrollment. Tour and study of production methods in major crop and livestock regions of the world. Influence of climate, economics, geography, soils, landscapes, markets, and other factors on crop and livestock production. Location and duration of tours will vary. Tour expenses paid by students. Check with department for current offerings.
Meets International Perspectives Requirement.

Cr. arr. Repeatable.

Prereq: Permission of instructor
Limited enrollment. Tour and study of production methods in major crop and livestock regions of the world. Influence of climate, economics, geography, soils, landscapes, markets, and other factors on crop and livestock production. Location and duration of tours will vary. Tour expenses paid by students. Check with department for current offerings.

(3-0) Cr. 3. F.

Prereq: Jr. or Sr. classification with at least 8 credits in Agronomy
A one-week intensive class, offered off-campus. Student will visit farms within the Midwest and analyze the sustainability of each farm.

Cr. R. F.S.SS.

Prereq: Permission of faculty member or student's advisor; senior classification
Students register for this course in order to retain full-time status while on a professional work experience. Students must register for this course prior to commencing each work period. Offered on a satisfactory-fail basis only.

Courses primarily for graduate students, open to qualified undergraduates:

(2-0) Cr. 1. F.

Prereq: Agronomy graduate students only
An introduction to Iowa and U.S. agriculture for scholars in agronomic majors. Field trips when possible. Departmental role in the functioning of research, teaching, and extension in fulfilling the charge given the land-grant university.

(3-0) Cr. 3. F.S.

Prereq: AGRON 181 or equivalent, MATH 140, CHEM 163, BIOL 101
Physiological processes in crop growth, development and yield: photosynthesis, respiration, water relations, mineral nutrition, assimilate partitioning, seedling vigor, light interception and canopy growth, root growth, reproduction and yield.

(3-0) Cr. 3. F.Alt. S., offered odd-numbered years.

Prereq: AGRON 181 or equivalent, AGRON 182 or equivalent, BIOL 101, CHEM 163, MATH 140
Soil chemical, physical, and biological properties that control processes within the soil, their influence on plant/soil interactions, and soil classification. Basic concepts in soil science and their applications.

(3-0) Cr. 3. F.S.

Prereq: AGRON 181 or equivalent and MATH 140
Applied concepts in climate and agricultural meteorology with emphasis on the climate-agriculture relationship and the microclimate-agriculture interaction and crop risk management. Basic meteorological principles are also presented to support these applied concepts.

(Dual-listed with AGRON 404). (Cross-listed with ENSCI, MTEOR). (3-0) Cr. 3. F.S.

Prereq: Four courses in physical or biological sciences or engineering; junior standing
Recent changes in global biogeochemical cycles and climate; models of future changes in the climate system; impacts of global change on agriculture, water resources and human health; ethical issues of global environmental change.

(Dual-listed with AGRON 405). (Cross-listed with ENSCI, MTEOR). (3-0) Cr. 3. Alt. S., offered odd-numbered years.

Prereq: MATH 165 and some exposure to computer programming (any language)
The movement of energy and mass among the soil, vegetation, and atmosphere. The heat and water budget of humans, other animals, plants, and plant communities. Relevance to weather and climate, the effect of climate change on organisms, and remote sensing.

(Cross-listed with HORT). Cr. 3. F.


Introduction to plant reproductive systems, gene segregation and linkage analysis, molecular nature of genes and how genes confer phenotypes, mutation and biotechnology, quantitative inheritance and population genetics to prepare students for subsequent courses in crop improvement. Enrollment is restricted to off-campus MS in Plant Breeding students.

(Dual-listed with AGRON 407). (Cross-listed with MTEOR). (3-0) Cr. 3. Alt. S., offered even-numbered years.

Prereq: MATH 166 and MTEOR 454
The physical nature and practical consequences of mesoscale atmospheric phenomena. Mesoscale convective systems, fronts, terrain-forced circulations. Observation, analysis, and prediction of mesoscale atmospheric structure. Semester project and in-class presentation required.

(3-0) Cr. 3. Alt. S., offered even-numbered years.


The physics behind how humans use plant photosynthesis to convert energy from the sun into useful products. Techniques for quantifying and predicting ecological interactions in the soil-plant-atmosphere continuum.

(Cross-listed with SOC, SUSAG). (3-4) Cr. 4. F.

Prereq: Senior or above classification; permission of instructor
Experiential, interdisciplinary examination of Midwestern agricultural and food systems, emphasizing both field visits and classroom activities. Focus on understanding multiple elements, perspectives (agronomic, economic, ecological, social, etc.), and scales of operation.

(Cross-listed with STB). (3-0) Cr. 3.

Prereq: Admission to the Graduate Program in Seed Technology and Business or approval of instructor must be obtained.
A study of agriculture from its origins with the domestication of crop plants through basic genetics, demonstrating the challenges and elements of breeding strategies intended to manage gene x environmental interactions. Elements of biotechnology including use of molecular markers, development of genetically modified cultivars, gene mapping, cloning, and gene editing will be covered. Methods to measure the effectiveness of plant breeding (genetic gain) and the impact of improved agronomic practices contributing to increased agricultural productivity will be covered. Use of intellectual property protection, and the conservation and utilization of exotic genetic resources.

(3-0) Cr. 3. F.S.

Prereq: AGRON 181 or equivalent, MATH 140, CHEM 163, BIOL 101
Basic principles in the genetic improvement of crop plants. Methods of cultivar development in self-pollinated and cross-pollinated crop species.

(3-0) Cr. 3. S.

Prereq: AGRON 502. Recommended AGRON 501
Soil properties and their impact on soil/plant relationships. Soil structure, aeration, moisture, and nutrients will be discussed in the context of soil fertility and environmental quality management.

(3-0) Cr. 3. F.S.

Prereq: AGRON 181 or equivalent, MATH 140, STAT 104
Quantitative methods for analyzing and interpreting agronomic information. Principles of experimental design, hypothesis testing, analysis of variance, regression, correlation, and graphical representation of data. Use of SAS and Excel for organization, analyzing, and presenting data.

(3-0) Cr. 3. F.S.

Prereq: AGRON 181 or equivalent, AGRON 501, MATH 140, CHEM 163, BIOL 101; AGRON 502 and AGRON 503 recommended
Principles and practices of weed science, entomology, and plant pathology applied to crop production systems. Biology, ecology and principles of integrated crop pest management.

(Cross-listed with A B E, AN S, SUSAG). (3-0) Cr. 3. Alt. F., offered odd-numbered years.

Prereq: SUSAG 509
Methods to maintain productivity and minimize the negative ecological effects of agricultural systems by understanding nutrient cycles, managing manure and crop residue, and utilizing multispecies interactions. Crop and livestock production within landscapes and watersheds is also considered. Course includes a significant field component, with student teams analyzing Iowa farms.

(3-0) Cr. 3. S.


Investigation of Molecular, whole plant, and plant community processes essential to biomass production and seed formation, and analysis of molecular approaches to overcome the limitations imposed on these processes by the environment.

(Cross-listed with E E, MTEOR). (3-0) Cr. 3. Alt. S., offered even-numbered years.

Prereq: MATH 265
Microwave remote sensing of Earth's surface and atmosphere using satellite-based or ground-based instruments. Specific examples include remote sensing of atmospheric temperature and water vapor, precipitation, ocean salinity, and soil moisture.

(2-0) Cr. 2. Alt. S., offered even-numbered years.

Prereq: AGRON 316 (or equivalent) and AGRON 317
Herbicide mechanisms of action, selectivity, uptake, and translocation. Specific sites of herbicide action as they affect plant physiology. Herbicide resistance in weeds and crops. Implications of herbicides on weed management.

Cr. 3. F.

Prereq: AGRON 506
Breeding methods used in the genetic improvement of self-pollinated, cross-pollinated and clonal crops.

(3-0) Cr. 3. S.

Prereq: AGRON 421 and STAT 401
Theoretical and practical exploration of breeding methods to develop clonal, pureline, inbred and hybrid cultivars. Principles and strategies to set breeding objectives, parental selection and germplasm management, population development, generation advancements, multiple trait selection, experimental designs in breeding programs; seed production and certification. Introduce tools available to a breeder.

(0-6) Cr. 1-2. Alt. SS., offered odd-numbered years.

Prereq: AGRON 521
Field experience in planning and conducting plant breeding research for germplasm and cultivar development. Offered on a satisfactory-fail basis only.

(2-2) Cr. 3. S.

Prereq: AGRON 421 or AGRON 521, GDCB 542A
Plant breeding in the era of sequenced genomes and transformation. High throughout genomic technologies will be presented in relation to various applications in plant breeding.

Cr. 3. F.

Prereq: AGRON 506
Basic principles and applied techniques used in the genetic improvement of crop plants. Discussion of structure and function of genes that control traits of value. Types of molecular markers, analysis of quantitatively inherited traits, genome mapping, analyses of databases.

(3-0) Cr. 3. F.

Prereq: MATH 165 or Math 181 or equivalent; AGRON 316 or AGRON 354 or equivalent.
Understanding basic crop physiology and soil processes through the use of mathematical and statistical approaches. Structure of crop models, dynamics and relationship among components such as leaf-level photosynthesis, canopy architecture, root dynamics and soil carbon and nitrogen pools.

(3-2) Cr. 4. S.

Prereq: STAT 401
Planning experiments for agricultural research, analysis of data, and concepts in data interpretation.

(3-0) Cr. 3. S.

Prereq: AGRON 506 or AGRON 513
An introduction to the application of quantitative genetics to plant breeding programs.

(Cross-listed with ENT, PL P, SUSAG). (3-0) Cr. 3. Alt. F., offered even-numbered years.


Durable, least-toxic strategies for managing weeds, pathogens, and insect pests, with emphasis on underlying ecological processes.

(3-0) Cr. 3. F.

Prereq: AGRON 501, AGRON 502, AGRON 503; AGRON 512 and AGRON 514 recommended
Ecological principles underlying crop production systems. Crop production in the context of management approaches, system resources and constraints, and interactions. Emphasis on the ecology of row and forage crops common to the Midwest. Required course for the Master of Science in Agronomy degree program.

(3-0) Cr. 3. F.

Prereq: AGRON 501, AGRON 503, AGRON 512. Recommended AGRON 513
Evaluates the impact of various soil management practices on soil and water resources. Combines and applies basic information gained in AGRON 502 and AGRON 512. Emphasizes the agronomic, economic, and environmental effects of soil management strategies. Required course for the Master of Science in Agronomy degree program.

(3-0) Cr. 3. F.SS.

Prereq: AGRON 514
Integrated management systems for important crop pests. Cultural, biological and chemical management strategies applicable to major crops grown in the Midwest. Required course for the Master of Science in Agronomy degree program.

(Cross-listed with STB). (2-0) Cr. 2.

Prereq: Admission to the Graduate Program in Seed Technology and Business or approval of instructor must be obtained.
The components of seed quality and how they are assessed in the laboratory, including traits derived from modern biotechnology. The impact of new technologies on seed quality testing. Variety maintenance procedures and breeder seed. Variety identification: phenotype and grow-out trials, isozyme testing, and DNA marker testing. Procedures for evaluating varieties. The variance tests appropriate for fixed effects analysis of variance. Statistical inference and stratification for yield trials. Use of strip plot testing.

(Cross-listed with STB). (2-0) Cr. 2. F.

Prereq: Admission to the Graduate Program in Seed Technology and Business or approval of instructor must be obtained.
Quantitative Methods for analyzing and interpreting agronomic and business information for the seed industry. Principles of experimental design and hypothesis testing, regression, correlation, analysis of variance, and graphical representation of data. Use of spreadsheets and statistical software for manipulating, analyzing and presenting data.

(Cross-listed with HORT). (2-0) Cr. 2. Alt. F., offered even-numbered years.

Prereq: AGRON 316; CHEM 231 or CHEM 331
Physiological aspects of seed development, maturation, longevity, dormancy, and germination of agronomic and horticultural crops and their interactions with field and storage environments. Emphasis on current literature and advanced methodology.

(Cross-listed with STB). (2-0) Cr. 2.

Prereq: Admission to the Graduate Program in Seed Technology and Business or approval of instructor must be obtained.
The technical operations which may be carried out on a seed lot from harvest until it is ready for marketing and use. The opportunities for quality improvement and the risks of deterioration which are present during that time. Analysis of the costs of and benefits of operations. Evaluation of equipment based on benefits to the customer and producer. Interpretation of the role of the conditioning plant and store as a focal points within the overall operations of a seed company.

Cr. 3. S.


Incorporation of the principles of integrated pest management and crop protection. Management systems (biological, cultural, chemical) and strategies which practice principles of weed science, plant pathology, and entomology.

(Cross-listed with HORT, SUSAG). (3-0) Cr. 3. Alt. S., offered odd-numbered years.

Prereq: SUSAG 509
Project-focused engagement in food and farming systems using tools and perspectives drawn from multiple disciplines. Includes a field component.

(Cross-listed with STB). (2-0) Cr. 2.

Prereq: Admission to the Graduate Program in Seed Technology and Business or approval of instructor must be obtained.
Survey of crop production; including management of soil fertility, planting dates, populations, weed control, and insect control. Analysis of the principles of seed multiplication and the key practices which are used to ensure high quality in the products. Field inspection procedures and production aspects that differ from other crop production. Foundation seed production. Analysis of the typical organization of field production tasks. Survey of the differences in seed production strategies between crops and the impact of these differences on seed production.

(Cross-listed with HORT). (2-0) Cr. 2. Alt. S., offered even-numbered years.

Prereq: Junior or senior or graduate classification or permission of instructor
Selected topics on anatomy, morphology, and physiology relative to growth and development of perennial grasses. Emphasis on growth and development characteristics peculiar to grasses and variations of such characteristics under natural and managed conditions.

(Dual-listed with AGRON 452). (Cross-listed with ENSCI, GEOL). (2-2) Cr. 3. F.S.


Introduction to geographic information systems (GIS) using ArcGIS Pro with particular emphasis on geoscientific data. Emphasizes typical GIS operations and analyses in the geosciences to prepare students for advanced GIS courses.

(Cross-listed with ENSCI). (3-0) Cr. 3. S.

Prereq: AGRON 354
Composition and properties of soils in relation to the nutrition and growth of plants.

(2-0) Cr. 2. Alt. F., offered odd-numbered years.

Prereq: AGRON 354; MATH 165
Implications of soil management on the soil environment and root activity. Effect of soil physical properties on soil erosion.

(Cross-listed with GEOL). (3-0) Cr. 3. Alt. S., offered odd-numbered years.

Prereq: AGRON 473, CHEM 178. Recommend: GEOL 311
Structure and behavior of clay minerals, humic substances and biochar in soil environments, with emphasis on reactions and environmental implications.

(3-0) Cr. 3. Alt. F., offered odd-numbered years.

Prereq: 3 credits in chemistry and 6 credits in biology; Recommended: ENSCI 382, ENSCI 553, or upper-level coursework in nutrient cycles
Major, biologically important agroecosystem nutrient cycles as linked to energy (carbon) and water. Effects of agricultural production and management on cycling within systems and transfer among system at local, regional and global scales will be emphasized.

(Cross-listed with ENSCI). (2-3) Cr. 3. Alt. F., offered even-numbered years.

Prereq: AGRON 354 and CHEM 211
Experimental and descriptive inorganic and organic analyses. Operational theory and principles of applicable instruments, including spectrophotometry, atomic and molecular absorption and emission spectroscopy, mass spectrometry, X-ray diffraction and fluorescence, gas and ion chromatography, and ion-selective electrodes.

(Dual-listed with AGRON 459). (Cross-listed with ENSCI). (3-3) Cr. 4. F.

Prereq: Two semesters of college-level chemistry, MATH 140, AGRON 182 (or equivalent) or AGRON 360; GEOL 100 and AGRON 354 recommended
An introduction to the chemical properties of soils, chemical reactions and transformations in soils and surface waters, and their impact on the environment. Topics include solution chemistry in soils and surface waters, solid-phase composition of soils, reactions at the solid-solution interface, and applications to contemporary environmental issues.

(Cross-listed with AN S). (4-0) Cr. 4. F.

Prereq: STAT 401
Population and quantitative genetics for plant and animal genetics. Study of the genetic basis and analysis of variation in quantitative traits in domestic or experimental populations using phenotypic and molecular marker data, including estimation of heritability and other genetic parameters, linkage analysis and mapping of quantitative trait loci, and the impact of inbreeding, heterosis, and genotype-by-environment interaction.

(Dual-listed with AGRON 463). (Cross-listed with ENSCI). (3-0) Cr. 3. S.

Prereq: AGRON 182 (or equivalent) or AGRON 260
Relationships between soil formation, geomorphology, and environment. Soil description, classification, geography, mapping, and interpretation for land use. Two weekend field trips. Credit for one of AGRON 463 or AGRON 463I may be applied for graduation.

(Dual-listed with AGRON 463I). (Cross-listed with ENSCI, IA LL). Cr. 2. Alt. SS., offered even-numbered years.

Prereq: AGRON 182 (or equivalent)
Relationships between soil formation, geomorphology, and environment. Soil description, classification, geography, mapping, and interpretation for land use. Credit for only Agron 563 or 563I may be applied for graduation.

(Cross-listed with TOX, VDPAM). (3-0) Cr. 3. Alt. F., offered odd-numbered years.

Prereq: Statistics 300-level or higher.
Risk assessment principles as applied to biological systems. Exposure and effects characterization in human and animal health and ecological risk assessment. Risk analysis frameworks and regulatory decision-making. Introduction to quantitative methods for risk assessment using epidemiological and distributional analysis. Uncertainty analysis.

(Cross-listed with ENSCI). (3-0) Cr. 3. F.

Prereq: AGRON 463 or equivalent
Advanced study of soil formation, emphasizing relationships among soils, landscapes, environment, humans, and land use.

(Dual-listed with AGRON 477). (Cross-listed with ENSCI). (3-0) Cr. 3. S.

Prereq: AGRON 182 or equivalent and MATH 166 recommended
The physical soil system: the soil components and their physical interactions; transport processes involving water, air, and heat.

(Cross-listed with ENSCI). (0-3) Cr. 1. S.

Prereq: concurrent enrollment in AGRON 477 or AGRON 577
Methods of measuring soil physical properties such as texture, density, and water content, and transport of heat, water, and gases.

(Dual-listed with AGRON 484). (Cross-listed with HORT, SUSAG). (3-0) Cr. 3. Alt. S., offered odd-numbered years.

Prereq: 9 cr. in biological or physical sciences
Understanding of the historical origins and ecological theories underpinning the practices involved in organic agriculture. Interdisciplinary examination of crop and livestock production and socio-economic processes and policies in organic agriculture from researcher and producer perspectives.

(Dual-listed with AGRON 485). (Cross-listed with ENSCI, MICRO). (2-3) Cr. 3. F.

Prereq: AGRON 182 or equivalent; MICRO 201 and MICRO 201L recommended
The living organisms in the soil and what they do. Emphasis on soil biota composition, the carbon cycle and bioremediation, soil-plant-microbial relationships, and environmental issues.

(Dual-listed with AGRON 488). (Cross-listed with ENSCI, GEOL). (2-2) Cr. 3. Alt. S., offered odd-numbered years.

Prereq: GIS course, such as GEOL 452, CRP 451, CRP 452, NREM 345, NREM 446, AE 408 or equivalent
GIS course with focus on the spatial analysis and modeling of raster data and triangulated irregular network (TIN) data. Uses ArcGIS and various extensions, such as Spatial Analyst, 3D Analyst, and ArcScene. Includes practical exercises during lectures, lab exercises, homework assignments, and (for GEOL 588) a class project.

Cr. arr. Repeatable.

Prereq: 15 credits in agronomy
Literature reviews and conferences on selected topics in crops, soils, or agricultural meteorology according to needs and interest of student.

(3-0) Cr. 3. S.

Prereq: AGRON 511, AGRON 513, AGRON 531, AGRON 532, AGRON 533
Analysis of cropping systems from a problem-solving perspective. Case studies will be used to develop the students' ability to solve agronomic problems.

(3-0) Cr. 3. F.S.

Prereq: AGRON 501, AGRON 503, AGRON 511, AGRON 512, AGRON 513, AGRON 514
Critical analysis and discussion of agricultural practices, programs, and policies of current interest to the field of agronomy. Leadership skill development through consideration of technical, social, and ethical components underlying controversial topics. Enhancement of communication proficiency through debate and writing in order to define problems, articulate possible solutions, and propose appropriate courses of action. Required course for the Master of Science in agronomy degree program.

Cr. arr. Repeatable.

Prereq: Graduate classification

(1-0) Cr. 1. SS.

Prereq: AGRON 501, AGRON 502, AGRON 503, AGRON 514 or current enrollment. Recommended: AGRON 511, AGRON 512, AGRON 513
Practical field and laboratory experiences integrating coursework in climatology, crops, and soils. Includes lectures, labs and field tours.

(Cross-listed with STB). (3-0) Cr. 3.

Prereq: Admission to the Graduate Program in Seed Technology and Business or approval of instructor must be obtained.
Advanced survey of the organization, staff capabilities and management characteristics typical in seed production and crop improvement in seed enterprises. Analysis of the use of quality information in the management of seed operations and sales. Process management applications for seed. Production planning for existing capacity. Analysis of the manager's tasks in the annual cycle and how the tasks of these managers relate to the general categories of business management roles. Difference in management strategies used with different situations and groups of employees.

Cr. arr.

Prereq: Nonthesis M.S. option only
A written report based on research, library readings, or topics related to the student's area of specialization and approved by the student's advisory committee.

Cr. arr.

Prereq: Nonthesis M.S. option only
A written report based on research, library readings, or topics related to the student's area of specialization and approved by the student's advisory committee.

Cr. arr.

Prereq: Nonthesis M.S. option only
A written report based on research, library readings, or topics related to the student's area of specialization and approved by the student's advisory committee.

Cr. arr.

Prereq: Nonthesis M.S. option only
A written report based on research, library readings, or topics related to the student's area of specialization and approved by the student's advisory committee.

Cr. arr.

Prereq: Nonthesis M.S. option only
A written report based on research, library readings, or topics related to the student's area of specialization and approved by the student's advisory committee.

Cr. arr.

Prereq: Nonthesis M.S. option only
A written report based on research, library readings, or topics related to the student's area of specialization and approved by the student's advisory committee.

Cr. arr.

Prereq: Nonthesis M.S. option only
A written report based on research, library readings, or topics related to the student's area of specialization and approved by the student's advisory committee.

Cr. arr.

Prereq: Nonthesis M.S. option only
A written report based on research, library readings, or topics related to the student's area of specialization and approved by the student's advisory committee.

Cr. arr.

Prereq: Nonthesis M.S. option only
A written report based on research, library readings, or topics related to the student's area of specialization and approved by the student's advisory committee.

Cr. arr.

Prereq: Nonthesis M.S. option only
A written report based on research, library readings, or topics related to the student's area of specialization and approved by the student's advisory committee.

Cr. arr.

Prereq: Nonthesis M.S. option only
A written report based on research, library readings, or topics related to the student's area of specialization and approved by the student's advisory committee.

Cr. arr.

Prereq: Nonthesis M.S. option only
A written report based on research, library readings, or topics related to the student's area of specialization and approved by the student's advisory committee.

Cr. arr.

Prereq: Nonthesis M.S. option only
A written report based on research, library readings, or topics related to the student's area of specialization and approved by the student's advisory committee.

Courses for graduate students:

(1-0) Cr. 1. Repeatable, maximum of 6 times. F.S.


Reports and discussion of recent literature and research.

(1-0) Cr. 1. Repeatable, maximum of 6 times. S.


Instruction and practice in giving scientific presentations related to the fields of plant breeding, genetics, or genomics, with an emphasis on effective communication and presentation techniques.

(1-0) Cr. 1. Repeatable, maximum of 6 times. S.


Reports and discussion of recent literature and research.

(1-0) Cr. 1. Repeatable, maximum of 6 times. F.S.


Reports and discussion of recent literature and research.

(3-0) Cr. 2. S.

Prereq: graduate status in agronomic science, permission of instructor.
Experience in critical communications in exchange of ideas through oral and poster presentations and scientific questioning/evaluation.

(Cross-listed with MTEOR). (3-0) Cr. 3. Alt. F., offered odd-numbered years.

Prereq: MTEOR 443 or equivalent-level course in engineering fluids
Atmospheric boundary-layer structure and dynamics. Diurnal and seasonal variations, turbulent fluxes and turbulence kinetic energy. Measurements and empirical relations for wind and temperature near the ground. Numerical simulation and applications to wind energy.

(Cross-listed with A B E, ANTHR, SOC, SUSAG). (3-0) Cr. 3. F.

Prereq: Graduate classification, permission of instructor
Historical, biophysical, socioeconomic, and ethical dimensions of agricultural sustainability. Strategies for evaluating existing and emerging agricultural systems in terms of the core concepts of sustainability and their theoretical contexts.

(3-0) Cr. 3. S.

Prereq: AGRON 521, AGRON 526, AGRON 561, GEN 410
Genetics of breeding populations, means of genotypes and breeding populations, mapping quantitative trait loci, variation in breeding populations, genetic design, genotype by environment interaction, selection in breeding populations, recurrent selection, marker-assisted selection, best linear unbiased prediction, genome-wide association studies, genomic selection, heterosis and hybrid prediction, and multiple traits.

(3-0) Cr. 3. Alt. S., offered odd-numbered years.

Prereq: AGRON 521 and GDCB 510
Evaluation of genetic, molecular, and cellular approaches to crop improvement; gene transfer methods. Application and role of basic plant biology in breeding programs and processes; genome structure and function, gene isolation, expression, regulation, and modification. Integration of molecular and cellular methods in breeding strategies; analysis of alternative breeding methods, regulatory and ethical issues.

(2-0) Cr. 2. Alt. S., offered odd-numbered years.

Prereq: AGRON 553
Evaluation of soil fertility and fertilizers; theory and applications.

(2-0) Cr. 3. Alt. F., offered even-numbered years.

Prereq: AGRON 577 and MATH 266; COM S 207 recommended
The flow and distribution of water, chemicals, and heat in soils. Physical principles and applications.

(Cross-listed with ENSCI, MICRO). (2-0) Cr. 2. Alt. S., offered even-numbered years.

Prereq: AGRON 585
Chemistry of soil organic matter and biochemical transformations brought about by microorganisms and enzymes in soils.

(Cross-listed with BBMB, FOR, GDCB, HORT, PLBIO). Cr. 1. Repeatable.


Research seminars by faculty and graduate students. Offered on a satisfactory-fail basis only.

Cr. 1-2. Repeatable. F.S.SS.

Prereq: Graduate classification in agronomy and permission of instructor
Graduate student experience in the agronomy teaching program. Offered on a satisfactory-fail basis only.

Cr. arr. Repeatable.


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