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单词 black crop
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black crop
black crop n. a non-cereal crop, esp. one of legumes, but also occasionally one of roots or brassicas.
ΚΠ
1795 G. Robertson Gen. View Agric. Mid-Lothian (new ed.) vii. 89 The dung forced the crop of wheat, and this succeeded by the black crop, which seldom failed to prosper, left the land in a fine heart for barley.
1889 J. Wrightson Fallow & Fodder Crops ix. 210 Vetches..may be allowed to stand until they ripen, and they are then classed with beans and peas as ‘black crops’.
1961 F. E. Shotton in Norwich & its Region (Brit. Assoc. Advancem. Sci.) 165/1 Wherever possible a cereal should follow a root or ‘black’ crop.
extracted from blackadj.n.
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更新时间:2025/1/11 21:37:19