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5. Inorganic Phosphorus Fractions and Phosphorus Availability in a Calcareous Soil Receiving 21-Year Su

Inorganic Phosphorus Fractions and Phosphorus Availability in a Calcareous Soil Receiving 21-Year Su

来源 :土壤圈：英文版 | 被引量 : 0次 | 上传用户：hfutnyd

【摘 要】

：

A long-term (21-year) field experiment was performed to study the responses of soil inorganic P fractions and P availability to annual fertilizer P application

【作 者】

：

WANG Jun LIU Wen-Zhao MU Han-F 

【机 构】

：

StateKeyLaboratoryofSoilErosionandDrylandFarmingontheLoessPlateau,CollegeofUrbanandEnvironment

【出 处】

：

土壤圈：英文版

【发表日期】

：

2010年3期

【关键词】

：

土壤无机磷 无机磷组分 过磷酸钙 石灰性 应用 磷有效性 土壤速效磷含量 中国科学院 long-term experiment  Olsen-P  path a 

【基金项目】

：

Supported by the National Basic Research Program （973 Program） of China （No. 2005CB121102）, the Knowledge Innovation Program of the Chinese Academy of Sciences （No. kzcx2-yw-424）, and the National Nat

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论文部分内容阅读

A long-term (21-year) field experiment was performed to study the responses of soil inorganic P fractions and P availability to annual fertilizer P application in a calcareous soil on the Loess Plateau of China. Soil Olsen-P contents increased by 3.7, 5.2

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