Row crop producers can get deep into the dirt at a pair of soil fertility workshops set for Feb. 12 at Arkansas State University in Jonesboro, and Feb. 13, in Dumas, Ark.

Both workshops begin at 9 a.m. Registration is $50, including lunch, and participants should register online here.

The workshops are sponsored by the Arkansas Plant Food Association, the University of Arkansas Division of Agriculture and Arkansas State University.

“Both workshops cover different topics related to soil fertility and are tailored for the areas in which they’re being held,” said Leo Espinoza, Extension soil scientist for the University of Arkansas Division of Agriculture. “Last year’s workshops were a success and we have put together programs that will satisfy the needs of many of our producers and crop consultants.”

The Feb. 12 workshop at Arkansas State University’s Convocation Center, red entrance, includes:

  • Cover crops -- Steven Green, Arkansas State University.
  • Spatial field soil variability – Ole Wendroth, University of Kentucky.
  • Corn fertility – Leo Espinoza, University of Arkansas Division of Agriculture.
  • Peanut fertility management – Julie Howe, Auburn University.
  • Phosphorous and potassium management – Nathan Slaton, University of Arkansas Division of Agriculture.
  • N-ST*R, or nitrogen soil testing in rice – Trent Roberts, University of Arkansas Division of Agriculture.
  • Water quality in eastern Arkansas – Thad Scott, University of Arkansas Division of Agriculture.

The Feb. 13 workshop at the Dumas Community Center includes:

  • Introduction and Basic Review of Soil Fertility – Trent Roberts. 
  • Phosphorus and Potassium Review – Nathan Slaton.
  • Nutrient Cycle, Soil Reactions, Building/Depleting Soil Test Levels, Fertilizer Sources, Fertilizer Recovery Efficiency.
  • Soil Sampling and Variability within Fields – Leo Espinoza.
  • Soil Test Reports and Recommendations -- Nathan Slaton.
  • The Nitrogen Cycle – Rick Norman.
  • Review of Old and New Fertilizer Technologies -- Morteza Mozaffari, assistant professor, University of Arkansas Division of Agriculture.
  • Water Quality Issues -- Mike Daniels, project director for Discovery Farms.

For more information, contact Leo Espinoza at lespinoza@uaex.edu, or (501) 671-2168.