The availability of nitrogen (N) returned to the soil from a cover crop for use by the following crop is a function of residual soil N and N mineralization but environmental factors make it difficult to predict the amount of N that will become available and when it can be used. A new post from the University of Nebraska offer insights to help inform nutrient changes following cover crops.
Legume species-specific bacteria form a symbiotic relationship with the legume roots. The resulting nodules contain the bacteria. These bacteria can biologically fix nitrogen (N) from the air, making it available to the plant.
Cover crops are the turbocharger of a no-till operation, but scientists and growers alike are still researching and fine-tuning how covers fit into crop rotations.
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Conservation Ag Operator Fellow & No-Till Living Legend Ray McCormick walks through the specs of his 35-foot wide John Deere Draper Platform and Gandy Air Seeders that he uses to seed cover crops while harvesting all in one pass.
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