论文部分内容阅读
生长在黏壤土(埃及的)的固氮菌属的最合适的含水量为田间持水量的50—70%。梭状芽孢杆菌属的计数随土壤水分的增长而增加,在持水量达到100%时,数量最高。在持水量为25—70%时,
The most suitable moisture content for Azotobacter grown on clay loam (Egypt) is 50-70% of field capacity. Clostridium counts increased with increasing soil moisture and reached the highest levels when water holding capacity reached 100%. When the water holding capacity is 25-70%