smother cropn.
A crop which is grown to suppress weeds.
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the world > food and drink > farming > cultivation or tillage > cultivation of plants or crops > crop or crops > [noun] > other crops
fleece1513
white crop1743
green crop1744
root crop1772
row crop1776
robber1777
mix-grass1778
breaking-crop1808
industrial crop1818
foliage crop1831
kharifa1836
scourge-crop1842
overcrop1858
by-crop1880
coppice-with-standards1882
sewage grass1888
trap-crop1899
cleaning crop1900
nurse crop1907
cover crop1909
smother crop1920
stoop crop1928
snatch crop1937
break crop1967
wholecrop1968
1920 W. E. Brenchley Weeds of Farm Land iii. 51 When a smother crop is grown it is of course necessary that the crop seed should be free from weed seed.
1937 A. F. Hill Econ. Bot. xv. 336 Barley is also used for hay and pasturage and as a smother crop to kill out weeds.
1973 P. A. Colinvaux Introd. Ecol. xxi. 303 Barley is known as a ‘smother crop’ because it keeps down weeds in the field. This it does with root secretions, weed killers of its own.
This entry has not yet been fully updated (first published 1986; most recently modified version published online March 2018).
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n.1920