soil total nitrogen content

基本解釋

Meantime it keeps the coefficient of homogeneity of red clover far below the 1.0 level but causes the total nitrogen content of soil to decrease by 0.085%.
中度放牧并未使草地牧草產(chǎn)量和紅三葉的重要值降低，同時(shí)使草地紅三葉均質(zhì)度系數(shù)保持在遠(yuǎn)低于1．0水平以下，但使土壤全氮含量下降0．085％。
Ginger specific humic acid fertilizer increased the soil organic matter content, total nitrogen content, available nitrogen content, available phosphorus content.
生姜專用腐植酸復(fù)混肥提高了土壤有機(jī)質(zhì)含量，土壤全氮、堿解氮和速效磷含量。
The results showed that straw application increased crop yield, soil organic carbon accumulation, soil total nitrogen and phosphorus content as well as phosphorus activation.
結(jié)果表明，秸稈還田提高了作物產(chǎn)量，增加了土壤有機(jī)碳積累和土壤氮磷含量，且能活化土壤磷素。