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单词 crop rotation
释义

WordReference Random House Unabridged Dictionary of American English © 2024
crop rota′tion, 
  1. Agriculturethe system of varying successive crops in a definite order on the same ground, esp. to avoid depleting the soil and to control weeds, diseases, and pests.
  • 1905–10

Collins Concise English Dictionary © HarperCollins Publishers::
crop rotation n
  1. the system of growing a sequence of different crops on the same ground so as to maintain or increase its fertility
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