It is necessary to orientate and quantify diversified soil org anism so as to recognize well the biological indicator and establish date bases .

 
  • 今后需長(cháng)期進(jìn)行定量監測土壤生物對土壤環(huán)境的指標作用,為關(guān)鍵指標生物的認識和數據庫的建立奠定基礎。
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