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 results indicated that applying organic fertilizer had improvement effect on the physical and chemical characters of the soil, and it could enhance rice yield.
结果表明：施用有机肥对土壤理化性质均有很大的改善，并相应地提高水稻产量。
In the paper, the effects of applying the slag as silicon fertilizer on rice were introduced.
本文介绍炉渣硅肥在水稻施用的效应。
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