AWPA Standard, E10, Standard Method of Testing Wood Preservatives by Laboratory Soil-Block Cultures. Also, ASTM D1413 and WDMA TM-1. The soil block decay test is a highly standardized means for ...

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The Oklahoma State University Extension Soil, Water and Forage Analytical Laboratory on the OSU campus tests more than 58,000 samples each year to protect Oklahoma’s natural resources and support ...

The question I receive most frequently from vegetable gardeners: How much fertilizer should I apply? The second most frequently asked question: How can I get better vegetable yields in my garden? Both ...

When you test more than 200,000 soil samples in a year, you not only learn something about how Arkansans grow crops, gardens and lawns, but also the value of recommendations that result from soil test ...

Anxious about the rueful state of his peas, radishes and onions, Rod Marquardt arrived at the University of Minnesota’s soil testing laboratory with two lunch bag-sized containers of dirt. “We’re just ...