• New knowledge of distribution character of fossil soil in the Middle reaches of the Yellow River has been presented in this paper.

    本文黄河中游地区土壤分布特征提出一些新的认识

    youdao

  • Worldwide food production requires around 30% of the total soil available, 20% of fossil fuel energy and a major part of the fresh water flow3.

    世界粮食生产大致需要30%全球土地,20%化石能源大部分淡水流量。

    youdao

  • Worldwide food production requires around 30% of the total soil available, 20% of fossil fuel energy and a major part of the fresh water flow3.

    世界粮食生产大致需要30%全球土地,20%化石能源大部分淡水流量。

    youdao

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