长期施用磷肥和有机肥黄壤微生物量磷特征
|
Characteristics of Microbial Biomass Phosphorus in Yellow Soil Under Long-Term Application of Phosphorus and Organic Fertilizer
|
图4. 玉米不同生育时期有效磷和酸性磷酸酶活性 |
Fig. 4. Soil available P content (AP) and acid phosphatase activity (ACP) in different maize growing periods |
![]() |