Proper soil sample preparation is key to precise data on your soil’s pH, nutrient levels, and the exact soil amendments your ...

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 ...

As you’re planning the spring garden, don’t just think about the trees you’ll plant, the colorful flowers you’ll enjoy and the tomatoes you’ll be eating. Think about the soil that will support and ...

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 ...

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 ...