A experiment was done to study the relation between biological factors and nutrients in soil in an artificial fruit-grass ecosystem.
试验研究了果—草人工生态系统中土壤生物因子与土壤养分的关系。
A experiment was done to study the relation between biological factors and nutrients in soil in an artificial fruit-grass ecosystem.
试验研究了果—草人工生态系统中土壤生物因子与土壤养分的关系。
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