Gain a better understanding of the uses of reference strips used to prevent the misapplication of Nitrogen while fertilizing the soil.

An explanation of the uses and functions of an Aerobic Treatment System and a list of components requiring regular maintenance.

An explanation of the effects, suggestions of control procedures and recommendations for accurate tests of soil salinity.

This circular includes information for interpreting and diagnosing the needs and problems of soil and nutrient management encountered in the yard and garden.

A resource guide to producing and maintaining perennial fruit crops that are viable in Oklahoma.

This circular discusses the benefits, equipment needed, economics, pest and disease management, crops and cover crops of no-till cropping systems.

How to manage nitrous oxide emissions from soil, how to use split nitrogen applications and cover crops to reduce emissions.

The guidelines for acceptable chemical contents of biosolids and their effects on soil.