长期施用磷肥水稻土微生物量磷的季节变化特征与差异
刘凯1,2,刘佳3,陈晓芬3,李委涛1,江春玉1,2,吴萌1,2,樊剑波1,李忠佩1,2,刘明1,2
Seasonal Variation and Differences of Microbial Biomass Phosphorus in Paddy Soils Under Long-Term Application of Phosphorus Fertilizer
Kai LIU1,2,Jia LIU3,XiaoFen CHEN3,WeiTao LI1,ChunYu JIANG1,2,Meng WU1,2,JianBo FAN1,ZhongPei LI1,2,Ming LIU1,2

图2. 长期不同施肥处理下水稻各生育时期土壤微生物量磷（a）和酸性磷酸酶活性（b）的变化

Fig. 2. Changes of microbial biomass phosphorus (a) and acid phosphatase activity (b) in the soils in different growth periods of rice under different long-term fertilization treatments