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estimation based on SOM percent, carbon/N ratio of SOM, and soil texture; N r is calculated from N mineralized from crop residues as an estimate based on the species and crop management, eventually considering incorporation; and N s is calculated on
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generally less potent. Conclusions The results suggest that for muskmelon production under Michigan growing conditions, spring-planted oilseed radish and mustard cover crops will not fit well into the cropping system. Cover crop residue will typically