Different nitrogen panicle fertilizer and source and sink adjustment treatments were designed for studying the difference comparison of area and load of vascular bundle tissue in the spike branch. Inherent mechanism of inferior grain plumpness was discussed primarily.
本试验通过设置不同的氮素穗肥及其源库调解处理,系统地研究了稻穗强、弱势枝梗维管组织面积及其维管组织颖花负荷量的差异比较,初步探讨了弱势粒充实度差的内在机理。
参考来源 - 水稻穗部维管束结构与弱势粒充实关系的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
While at grain filling stage, inorganic phosphorus content was obviously higher than that in the varieties with good grain plumpness.
灌浆期，籽粒充实度差的品种无机磷含量明显高于籽粒充实度好的品种。
It was suggested that low sink activities in grain filling period, especially at early stage, account for an important reason for poor grain plumpness in IHR.
说明灌浆期特别是灌浆初期籽粒库的生理活性低是亚种间杂交稻籽粒充实不良的重要原因。
The goodness of fit test of genetic model was significant, indicated that besides additive-dominance, other factors, such as epistasis, might affect grain plumpness.
一些组合的遗传模型的离回归测验显著，表明除了基因的加性-显性作用外，还有一些因子对充实度有影响。
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