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Fact Sheet
DEQ/OSU Soil Classification Manual

This bulletin provides information for identifying key soil characteristics for design and sizing of individual and small public on-site sewage treatment systems.

SoilSoil Testing
Fact Sheet
Turf Irrigation Water Quality: A Concise Guide

Learn how to assess irrigation water through illustrative case-studies for bermudagrass lawns to model site-specific irrigation strategies.

Gardening & Lawn CareHome & Garden Water IssuesIrrigationLawns & TurfgrassSoilSoil TestingWaterWater ConservationWater Quality
Fact Sheet
Fact Sheet
The Evolution of Reference Strips in Oklahoma

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

FertilizationSoilSoil Health & FertilitySoil Testing
Fact Sheet
Aerobic Treatment System

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

IrrigationMunicipalities & Infrastructure WaterSoilSoil TestingWaste Water ManagementWaterWater & Environmental IssuesWater Quality
Fact Sheet
Interpreting Soil Salinity Analyses

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

SoilSoil Testing
Fact Sheet
Nitrous Oxide Emissions from Soil

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

SoilSoil Health & FertilitySoil Testing
Fact Sheet
Land Application of Biosolids in Oklahoma Soils

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

SoilSoil ConservationSoil Testing
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