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试供品种为中粳杂交稻 80优 12 1。设剪叶、疏花处理 ,研究其库源与结实率的关系 ,结果表明 :(1)光合叶面积是影响结实率的主要因素 ;(2 )增加库容量可导致结实率下降 ;(3) 80优 12 1库源关系可归纳为源限制型 (增源增产型 )。
Test varieties for the hybrid rice 80 You 12 1. The results showed that: (1) Photosynthetic leaf area was the main factor affecting the seed setting rate; (2) Increasing the storage capacity could lead to the decrease of seed setting rate; (3) 80 excellent 12 1 library source relationship can be summarized as a source limited type (incremental increase production).