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Now showing items 11-20 of 20
Drinking water testing
(Oklahoma Cooperative Extension Service, 2014-07)
Oklahoma agricultural soil test summary 2009-2013
(Oklahoma Cooperative Extension Service, 2014-04)
Soil pH and Buffer Index
(Oklahoma Cooperative Extension Service, 2013-12)
Sulfur requirements of Oklahoma crops
(Oklahoma Cooperative Extension Service, 2013-12)
Reclaiming slick-spots and salty soils
(Oklahoma Cooperative Extension Service, 2013-03)
Land application of biosolids in Oklahoma soils
(Oklahoma Cooperative Extension Service, 2016-07)
Phosphorus and water quality
(Oklahoma Cooperative Extension Service, 2016-06)
Nitrogen rich strips
(Oklahoma Cooperative Extension Service, 2010-07)
Livestock and poultry drinking water quality: Understanding your water test report
(Oklahoma Cooperative Extension Service, 2016-05)
Cause and effects of soil acidity
(Oklahoma Cooperative Extension Service, 2013-12)