The field experiments were carried out to evaluate the rice yields, economic benefits and soil fertility of ryegrass-rice and wheat-rice cropping systems under different nitrogen fertilizer rates.
通过田间试验研究了不同氮肥水平黑麦草—水稻和小麦—水稻两种种植模式的水稻产量、经济效益和对土壤肥力的影响。
A field experiment was conducted with rice plants to assess the effects of integrated fertilization on heavy metal balance in soil-rice cropping system and rice hygienic quality.
通过田间试验研究了有机无机肥配施对土壤-水稻系统重金属平衡的影响。
The effect of applying N-fertilizer or not in wheat on soil fertility and grain yield and fertilizer-N use efficiency (FNUE) of rice in the wheat-rice cropping system were studied.
通过对前茬作物小麦设置施用氮肥与不施用氮肥处理研究它对土壤肥力及后茬作物水稻产量和氮肥利用率的影响。
The agrometeorological technique for making hybrid rice seeds is applicable to zones of other rice cropping systems.
研究得到的两系法杂交稻制种技术的气象学方法可供其他熟制地区应用。
The current average yield is only about 78% (late rice) and 70% (single cropping rice) of their potential yields.
目前两种水稻的实际平均产量分别为模拟产量的78%和70%。
Our project will map and clone the genes related to Al and Fe toxicity tolerance, and Si uptake, and develop new rice strains or cultivars suitable for rice cropping areas in China.
课题的实施将有助于丰富水稻矿质营养学中耐铝毒、耐铁毒、硅吸收机理的理论，同时，对创造、培育出适合我国栽培的耐铝毒、耐铁毒、硅高效吸收新品种（系）有指导意义。
Our project will map and clone the genes related to Al and Fe toxicity tolerance, and Si uptake, and develop new rice strains or cultivars suitable for rice cropping areas in China.
课题的实施将有助于丰富水稻矿质营养学中耐铝毒、耐铁毒、硅吸收机理的理论，同时，对创造、培育出适合我国栽培的耐铝毒、耐铁毒、硅高效吸收新品种（系）有指导意义。
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