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“Where is my nitrogen?”

This question keeps coming up on a regular basis in cover crop meetings….”where is my nitrogen?” There are a number of things we know: * Legumes produce N and some of that N is available for the next crop.

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Crimson Clover…Great Cover Crop for Corn Producers

After talking to hundreds of row crop producers about cover crops, I was reminded of how much crimson clover offers to the corn farmer.  Not only will crimson clover produce somewhere between 70-140 units of N (with approximately 1/2 of that being available for the next crop…the other percentage goes to building soil organic matter), it also […]

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Hairy Vetch- a Top Nitrogen Producer

Hairy Vetch is a terrific nitrogen producing cover crop species.  For Hairy Vetch to produce significant Nitrogen it needs to be established in adequate time to have good growth before going dormant in winter.  Hairy Vetch must also be inoculated to be productive.  One challenge with using Hairy Vetch is that it contains significant amounts […]

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Crimson Clover; a jewel among the cover crop legumes

Crimson clover is a real jewel among the cover crop species.  Crimson clover is an excellent producer of nitrogen and there are some newer varieties on the market that are very winterhardy even into Michigan.  Dr. Eileen Kladivko measured how much nitrogen was produced by crimson clover in a test plot in western Indiana.  What […]

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