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green manure

noun, Agriculture
1.
a crop of growing plants, as clover and other nitrogen-fixing plants, plowed under to enrich the soil.
2.
manure that has not undergone decay.
Origin of green manure
1835-1845
1835-45
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for green manure
Historical Examples
  • If there is a long interval of time during spring or summer when the land is bare, that is a good time for a green manure crop.

    The First Book of Farming Charles L. Goodrich
  • It is always sown thus when it is to be plowed under, as green manure.

  • You don't get quite the same benefit from the green manure when you pasture as when you plow under.

  • When medium red clover is sown for being plowed under as green manure, it is always sown with a nurse crop.

  • For green manure nothing is better than cowpeas as a summer crop and crimson clover as a winter crop.

  • However, it should be remembered that green manure makes a good home for the growth of scab germs.

    Agriculture for Beginners Charles William Burkett
  • Aside from its value as a green manure crop the cowpea is useful as food for man and the farm animals.

    The First Book of Farming Charles L. Goodrich
  • Turnips or rape often make good pioneer cover or green manure crops.

    Apple Growing M. C. Burritt
  • There are two great classes of cover or green manure crops, leguminous and non-leguminous.

    Apple Growing M. C. Burritt
  • Where the clovers grow well they make excellent cover crops as well as green manure crops.

    Apple Growing M. C. Burritt
British Dictionary definitions for green manure

green manure

noun
1.
a growing crop that is ploughed under to enrich the soil
2.
manure that has not yet decomposed
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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green manure in Science
green manure  
A growing crop, such as clover or grass, that is plowed under the soil to improve fertility. Green manure can also reduce erosion and, if the crop is leguminous, add nitrogen to the soil.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Word Value for green

6
8
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