例句 /

Vegetation restoration also resulted in the changes of soil physical and chemical properties, i.e., the contents of organic matter, alkali-hydro nitrogen, rapidly-available potassium and the contents of fine sand, very fine sand and clay were increased si

Vegetation restoration also resulted in the changes of soil physical and chemical properties, i.e., the contents of organic matter, alkali-hydro nitrogen, rapidly-available potassium and the contents of fine sand, very fine sand and clay were increased si

植被的恢复使土壤理化性质发生了变化,与恢复前相比土壤中有机质、硷解氮、速效钾以及细砂、极细砂、粉砂、粘粒含量显著增加,pH值和速效磷含量降低。