本文论述了三种肥料结构对红壤性水稻土氮磷钾养分状况的影响。
The influence of three fertilizer structures on the status of nitrogen, phosphorus and potassium in paddy soil derived from red earth was studied.
本文研究了一组发育于第四纪红色粘土母质上的红壤和红壤性水稻土对磷的吸附和解吸特征。
The phosphate adsorption-desorption characteristics of two red soils and two paddy soils, derived from the same Quaternary red clay, were studied.
采用4水平3因子正交试验设计，通过盆栽试验，用添加法研究了铜、铅、锌及其复合污染的红壤性水稻土对水稻生长、产量、品质的综合影响。
Comprehensive effects of cu, Pb and Zn in Soil on growth, yield and quality of rice have been studied through a series of pot culture experiments with a 4 level and 3 factor orthogonal design.
采用4水平3因子正交试验设计，通过盆栽试验，用添加法研究了铜、铅、锌及其复合污染的红壤性水稻土对水稻生长、产量、品质的综合影响。
Comprehensive effects of cu, Pb and Zn in Soil on growth, yield and quality of rice have been studied through a series of pot culture experiments with a 4 level and 3 factor orthogonal design.
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