Available P 速效P ; 有效P ; 速效磷 ; 有效磷
soil rapidly available p 土壤速效p
available p o 有效p
available p pool 有效磷库
Soil Available P 土壤有效磷
available p content 有效p含量
available p in soil 土壤有效磷含量
The P&P project only started two weeks ago, so the information available is limited.
邮资和包装费项目仅在两周前才开始，因此可用信息有限。
Soil available P was not affected by nematodes, while soil microbial biomass P increased obviously with the inoculation of nematodes.
接种线虫对土壤有效p的提高不明显，而对土壤生物量P有显著的增加。
The increase in available P due to P fertilizer application and the yearly decrease in available P after pot culture varied greatly with soil types.
施磷肥处理所增加的有效磷比例和盆栽后土壤有效磷量逐年下降幅度因土壤类型不同而差异很大。
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