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通过盆栽的方法对黑龙江省近50个水稻品种(系)的叶片及穗部性状特征进行了比较分析。结果认为产量的形成是源库互作的结果,颖花数量是决定产量高低的关键。
The leaf traits and ear traits of nearly 50 rice cultivars (lines) in Heilongjiang Province were compared by pot method. The result shows that the formation of yield is the result of the interaction between source and sink, and the quantity of spike is the key to determine the yield.