Crop yield and soil available potassium changes as affected by potassium rate in rice–wheat systems

Dianjun Lu,Changzhou Li, Eldad Sokolwski,Hillel Magen,Xiaoqin Chen,Huoyan Wang,Jianmin Zhou

Field Crops Research（2017）

引用 57|浏览14

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摘要

•We determined crop yield and soil K changes in a K deplete experiment.•Wheat yield loss was much higher than rice in unfertilized plot.•Soil K changes for NaTPB was more close to the theoretical soil available K changes.

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关键词

K,FKP,NH4OAc,HNO3,NaTPB,TAKC

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