Soil Resources
Publications - University of Arizona Cooperative Extension
- Arizona Soil Testing Locations
- Guidelines for Using Non-Traditional Soil Additives
- Nitrogen in the Soil and Environment
- Salinity Management and Soil Amendments Southwestern Pecan Orchards
- Soil Erosion after Wildfire
- Soil Fertility and Soil Tesing Guidelines for Arizona Cotton
- Soil Management and Soil Testing for Irrigated Cotton Production
- Soil Sampling and Analysis
- Using Gypsum and other Calcium Amendments Southwestern Soils