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丰优香占是一个优质杂交籼稻组合。在大田条件下 ,以汕优 63为对照 ,研究了不同施氮量处理对丰优香占干物质的积累、运转及品质特性形成的影响。结果表明 :兼顾高产与优质 ,提高氮肥利用率 ,187.5～ 2 2 5kg/hm2 的施氮量是正常情况下丰优香占较为适合的一个肥料运筹指标。
Feng You Xiang accounted for a high-quality hybrid indica rice combinations. Under field conditions, Shanyou 63 was used as a control to study the effects of different nitrogen application rates on the accumulation, transportation and quality characteristics of dry matter in Fengyuangxiang. The results showed that applying nitrogenous fertilizer amount of 187.5-225kg / hm2 was a suitable index for fertilizer operation under normal conditions.