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  1. standing crop

    • n.
      a growing crop, especially of a cereal;the total biomass of an ecosystem or any of its components at a given time
    • noun: standing crop, plural noun: standing crops

    • 釋義
    • n.
      名詞
    • 1. a growing crop, especially of a cereal:

      we have to avoid livestock and standing crops

    • 2. the total biomass of an ecosystem or any of its components at a given time:

      the low standing crop of phytoplankton in oceanic areas

  2. 知識+