Application of nitrogenous fertilizer to early rice at the ear primordia stage under the triple-cropping system was studied.
对三熟制早稻用氮素化肥作穗肥进行了研究。
Effect and economical benefit of controlled-release nitrogen fertilizer application on late rice in different basic fertility of paddy soils was studied.
探讨了不同肥力水平水稻土与水稻控释氮肥对晚稻的应用效应及经济效益。
Reseacrch also showed that one of the key measure to get hight yield of rice is to promote root system development though fertilizer application control.
研究还表明：在高温多雨的水田生态系统中，通过人控施肥调节、促进水稻根系发育，是夺取水稻高产措施之一。
It has been proved that the film mulching cultivation had better control of underground water pollution caused by fertilizer application in rice field.
水稻覆膜旱作栽培方式能对施肥造成的稻田地下水水质非点源污染起到良好的控制效果。
So, compound microbial fertilizer could contribute to the goal of reducing the application rate of chemical fertilizer in rice production.
因此，在水稻生产过程中可通过施用复合微生物肥实现化肥减量目标。
The effect of the planting density and the application amount of N-fertilizer on the yield and agronomical character of medium indica hybrid rice-liangyou 6326 were studied.
研究了不同施氮量和密度对杂交中籼两优6326产量及穗粒结构的影响。
Traditional waterlogged rice cultivation not only consumed a huge amount of water but also led to some serious environmental problems as a result of fertilizer and pesticide application.
传统的淹水植稻方法不仅耗水量巨大，而且在大量施用化肥、农药的情况下会带来很多环境问题。
The levels of fertilizer application in quality rice was studied.
本试验采用随机区组设计对优质稻施肥水平进行研究。
The levels of fertilizer application in quality rice was studied.
本试验采用随机区组设计对优质稻施肥水平进行研究。
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