multiple cropping index

 
  • 复种指数

multiple cropping index的用法和样例:

例句

  1. Under the precondition of high grain production, cropping index and light energy utilization should be put up continuously so as to make agriculture more profitable.
    在粮食高产前提下,要不断提高复种指数和光能利用律,使农业更为盈利。

multiple cropping index的相关资料:

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