productivity

productivity
noun
  1. [mass noun]the state or quality of producing something,especially crops
    (尤指生产庄稼)生产力,生产能力
    the long-term productivity of land.
    土地的长期生产力。
    agricultural productivity.
    农业生产力。
    ■the effectiveness of productive effort, especially in industry, as measured in terms of the rate of output per unit of input
    生产率(尤指工业投入与产出的比率)
    workers have boosted productivity by 30 per cent.
    工人使生产率提高了30%。
    ■(Ecology)the rate of production of new biomass by an individual, population, or community; the fertility or capacity of a given habitat or area
    (生态)生产力,繁殖力
    nutrient-rich waters with high primary productivity.
    初级生产力很高的富含养分的水体。
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