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 ...

This handbook includes information about soil problems, fertilizer, soil research, precision nutrient management and much more.

... url="https://extension.okstate.edu/fact-sheets ... Adding inorganic nutrients (chemical fertilizer) increases soil ... Soils, an Introduction to Soils and Plant ...

Soil organic carbon (SOC) stock is an important issue in the context of climate change (soils being potential sinks or sources of CO2) and of soil degradation ( ...

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.

The following tables include soil test interpretations for nitrogen (N), phosphorus (P), and potassium (K) the three most commonly deficient plant nutrients ...

A general summary of soil organic matter and the traits that control build-up.

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

The OSU Soil, Water and Forage Analytical Laboratory (SWFAL) offers a greenhouse growth media test using the Saturated Media Extract (SME) method. The same ...

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