SWFAL was established to provide soil testing, plant, animal waste and water analyses for anyone who needs agricultural testing services.

The purpose of this fact sheet is to explain the general concept of soil pH and Buffer Index and to show how these soil test values are used in making ...

Nov 27, 2023 · Provides soil data and information produced by the National Cooperative Soil Survey. Soil surveys can be used for general farm, local, ...

Welcome to the Plant and Soil Sciences department. We are working to develop systems that provide society's most basic needs in a sustainable way.

The software enables users to define water and chemical movement systems. The software then solves mathematical models of these systems and displays the results ...

Results from a soil test allow you to monitor soil chemical conditions, tap existing nutrient supplies, identify nutrient deficiencies, and apply optimum ...

Learn about how soil acidity can be a problem for plant growth in much of Oklahoma but is most prevalent in central and eastern OK.

Purpose: To demonstrate the manner and extent of chemical movement in soil due to molecular diffusion. The software solves the partial differential equations ...

The basic concepts and benefits of soil water content and soil water thresholds for efficient irrigating practices.

The soil science doctoral program is an in-depth program focusing on soil chemistry, soil fertility and nutrient management, soil microbiology, and soil physics ...