lower-horizon soil 中文意思是什麼
lower-horizon soil
解釋
下層土-
Denitrification and nitrogen fixation in 10 cm 20 cm horizon are higher than those in other soil horizons, in which the partial pressure of oxygen is lower than that in surface horizon, and the number of microorganisms is more than that in below horizon
高寒草甸土壤中未發現有好氣性自生固氮菌,但嫌氣性自生固氮菌的數量眾多。在高寒草甸嚴酷的自然條件下,嫌氣性自生固氮菌為大氣氮素固定的主要承擔者。
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