2020-2021 Catalog 
    Jul 12, 2024  
2020-2021 Catalog [PREVIOUS CATALOG YEAR]

AGS 105 - Soils

Description: Comprehensive overview of the types of soils commonly found in North America with special emphasis on Southwestern soils. Course investigates the origin, formation, physical and chemical properties of soils and emphasizes soil testing, fertilization, and modifications to soils commonly found in landscapes, gardens and turf.

Credits: 3
Lecture: 3
Course Content:
  1. Components of soil 
  2. Soil and water relationships 
  3. Soil textural triangle 
  4. Modifications to soil for improvement 
  5. Drainage systems 
  6. Soil fertility 
  7. Soil pH 
  8. Soil testing 
  9. Cost factors 
  10. Southwestern soils 

Learning Outcomes:
  1. Describe the components of soil including sand, silt, and clay. (1) 
  2. Explain the relationship between soil and water. (2) 
  3. Using the soil textural triangle, determine the structure of soil and its effect on turfgrass. (3) 
  4. Identify components of a soil profile. (3) 
  5. Identify macro- and micro-nutrients needed for plant growth. (4) 
  6. Identify common soil amendments used to improve soil. (4) 
  7. Describe drainage systems used to remove excess water from soil. (5) 
  8. Describe the principles associated with soil fertility. (6) 
  9. Explain pH of soil and the methods used to modify pH. (7) 
  10. Using soil test kits, test soils for basic composition. (8) 
  11. Identify agencies to assist in soils testing. (8) 
  12. Calculate soil test results for nitrogen, phosphorus, iron and potassium. (8) 
  13. Describe soils common to the Southwest. (10)