AGRONOMY (AGRN)

(O) and (E) Denote Odd and Even Years Respectively

AGRN 1010. Plant Science.--Fall, Spring. Lec. 2. Lab. 2. Credit 3.
Introduction to the fundamentals of plant science as related to the ecological principles of agronomic and horticultural crops.

AGRN 2210. Soils.--Fall, Spring. Lec. 2. Lab. 2. Credit 3.
Prerequisite: CHEM 1020 or consent of instructor. An introduction to the properties of soils, soil survey, soil fertility, and soil management.

AGRN 2240. Introduction to Soil Evaluation.--Fall. Lab. 2. Credit 1.
For students interested in becoming members of the intercollegiate soil judging team.

AGRN 3020. Crops in Sustainable Systems. Lec. 2. Lab. 2. Credit 3.
Prerequisite: AGRN 1010. Botany and classification, importance, cultural practices (including tillage systems), pest control, crop improvement, harvesting, and uses of the principal crops of Tennessee and the United States. Agroecosystem concepts will be emphasized.

AGRN 3100. Turfgrass Management.--Fall. (E). Lec. 2. Lab. 2. Credit 3.
Prerequisite: AGRN 1010 or consent of instructor. Establishment and management of special purpose grasses for lawns, golf courses, parks, playgrounds, athletic fields, and roadsides.

AGRN 3230. Environmental Soil Science.--Spring. Lec. 3. Lab. 2. Credit 4.
Prerequisite: AGRN 2210. Soil and water conservation as related to land use, land use planning, and impact of agriculture on the environment.

AGRN 4100 (5100). Weed Science.--Fall. (O).  Lec. 2. Lab. 2. Credit 3.
Prerequisite: AGRN 1010 or consent of instructor. Plant and seed identification, and growth habits and dissemination of weeds. Biological, cultural, and chemical methods of control in the integrated pest management (IPM) concept.

AGRN 4110 (5110). Forage Crops Production and Management.--Spring. Lec. 3. Lab. 2. Credit 4.
Prerequisite: AGRN 1010 and 2210. Botany and classification, soil and climatic requirements, species adaptation, establishment and management of grasses and legumes for silage, hay, and temporary, permanent, and rotational pastures for ruminants, swine, and horses.

AGRN 4120 (5120). Crop Improvement. Lec. 2. Lab. 2. Credit 3.
Prerequisite: AGRN 1010 or consent of instructor. Objectives, genetic principles, and methods of crop improvement by conventional and genetic engineering methods.

AGRN 4210 (5210). Soil Fertility and Fertilizers.--Spring. (E). Lec. 2. Lab. 2. Credit 3.
Prerequisite: AGRN 2210 or consent of instructor. Properties of soils in relation to plant nutrition and fertilizer materials and their relationship to soil fertility.

AGRN 4220 (5220). Environmental Soil Chemistry. Lec. 3. Credit 3.
Prerequisite: AGRN 2210 or consent of instructor. Study of chemical composition of natural and anthropogenic material in soil and their reactions and movement in the soil environment.

AGRN 4230 (5230). Soil Classification.--Fall. Lec. 2. Lab. 2. Credit 3.
Prerequisite: AGRN 2210 or consent of instructor. Soil formation, morphology, and classification and methods of soil survey and detailed mapping of an assigned area.

AGRN 4240. Advanced Soil Evaluation.--Spring. Lab. 2. Credit 1.
Prerequisite: AGRN 2240. For members of the intercollegiate soil judging team.

AGRN 4940-4950 (5940-5950). Agronomy Topics. Credit 1-4.
Prerequisite: Consent of instructor. Special study in an approved area of agronomy under the supervision of a member of the School of Agriculture faculty.

AGRN 4960 (5960). Soil Science Topics. Credit 1-4.
Prerequisite: Consent of instructor. Special study in an approved area of soil science under the supervision of a member of the School of Agriculture faculty.