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A Cover Crop Extravaganza

Aug 26, 2016
By Sara Berg
SDSU Extension Agronomy Field Specialist
 
 
This year’s Dakotafest was a hot one! Despite the heat, many folks made it out and dropped by the SDSU tent. This year, David Karki and Anthony Bly organized a booth that drew many visitors - a cover crop extravaganza! Although no balloons were released, excitement was in the air.
 
Featured Cover Crops & Discussion Topics
Several common cover crops to South Dakota were on display including radish, turnip, cereal rye, and field pea, as well as a few unique plants like teff grass and sunn hemp. A high carbon and low carbon grass/brassica blend was also shown in an effort to demonstrate different ways cover crops can be used depending upon grower goals.
 
Common topics of discussion included crop blending options and agronomic risks associated with growing cover crops. As a basic rule of thumb, it is best to plant prominently grass mixtures prior to broadleaf cash crops (like soybeans) and prominently broadleaf mixtures before grass crops (such as corn). If your goal is to graze, a high ca
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