high p-fixation soils 高固磷土壤
Results:For unstable distal radius fractures, it was perferable to be treated by open reduction and T plate internal fixation(P< 0.01).
结果：对于桡骨远端不稳定骨折，切开复位T形钢板内固定疗效明显优于石膏夹板外固定（P<0.01）；
Pigeon pea: cover crop suited to human and animal nutrition, pest and disease control, N fixation and P disponibility.
豌豆是人类和动物的营养物，作为覆盖作物有效控制病虫害，固定氮素。
The fixation effect of total N in artificial vegetation was more obvious than that in natural vegetation, but it was converse on the fixation effect of total P.
人工植被相对于天然植被对总氮的固定作用更为明显，而对总磷的固定作用劣于天然植被。
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