Legumes planted as a cover crop may improve the N fertility of a soil via?

May 20, 2011 | Filed under: Farming | Posted by: Peggy Fisher

Image by chesbayprogram
A farm in Staunton, Virginia, with cover crops and crop residue from no-till agriculture.

Question by Deborah: Legumes planted as a cover crop may improve the N fertility of a soil via?
A. denitrification.
B. fixation.
C. assimilation.
D. decomposition.
E. nitrification.

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2 Responses to Legumes planted as a cover crop may improve the N fertility of a soil via?

C. assimilation

donna k
May 20, 2011 at 12:47 pm
Reply
I vote for E. Legumes have nitrogen-fixing bacteria in nodules – those white things – in their root systems. They get plowed under in the Fall.

frediwhite@verizon.net
May 20, 2011 at 1:06 pm
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