Trehan S P,Claassen N.Potassium uptake efficiency of potassium and wheat in relation to growth in flowing solution culture [J]Potato Research,2000,43:9-18.
[6]
Zhan G P,Chen J X,Eshetu A T.Genotypic variation for potassium uptake and utilization efficiency in wheat[J]Nutrient Cycling in Agroecosystems,1999,54:41-48.
[7]
中国土壤学会.中国农业化学分析法[M].北京:中国农业出版社.2000:315-316.
[8]
Gerloff G C.Intact-plant screening for tolerance of nutrient-deficiency stress [J].Plant and Soil,1987,99:3-16.
[9]
Siddiqi M Y,Glass A D M.Utilization index:A modified approach to the estimation and comparison of nutrient utilization efficiency in plants [J].Journal of Plant Nutrition,1981,4:289-302.