Wheat population quality, root system distribution, grain yield and quality were studied under different fertilizer application treatment in the condition of superhighyielding wheat cultivation.
在小麦超高产栽培条件下利用不同施肥量和不同施肥比例的处理，研究了小麦群体质量、根系分布、子粒产量和品质。
The relationship between yield and fertilizer application was studied by means of "3414" method under different amounts of N, P and K applied .
采用“3414”试验方法研究了油菜在不同氮、磷、钾肥施用量组合下，油菜产量与施肥的关系，应用回归效应方程寻找最优施肥量组合。
Effect of application of K fertilizer and wheat straw to soil on crop yield and status of soil K in plough layer under different planting systems was studied.
研究施钾和秸秆还田对华北地区不同种植制度下作物产量和耕层土壤钾素状况的影响。
Phosphorus status in rice plant were studied under water saving irrigation and different fertilizer application systems.
研究了节水灌溉条件下、不同施肥制度水稻植株对磷的吸收状况。
Phosphorus status in rice plant were studied under water saving irrigation and different fertilizer application systems.
研究了节水灌溉条件下、不同施肥制度水稻植株对磷的吸收状况。
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