ObjectiveThis study was designed to elucidate the grain filling characteristics and the causes of poor grain plumpness of some two-line hybrid rice combinations and their hormonal mechanism.
目的阐明两系杂交稻籽粒充实特征及籽粒充实不良的成因与激素机理。
参考来源 - 两系杂交稻籽粒充实不良的成因及其与激素含量的关系·2,447,543篇论文数据，部分数据来源于NoteExpress
选用不同类型两系杂交稻组合，研究了结实期茎鞘物质运转与籽粒灌浆结实的关系。
The translocation characters of reserves in stem and sheath and its relation to the grain filling were studied during ripening stage with different types of two-line hybrid rice.
选用不同类型的两系杂交稻品种，研究了结实期茎鞘物质运转与籽粒灌浆结实的关系。
The translocation characters of reserves in stem and sheath and its relation to the grain filling were studied during ripening stage with different types two-line hybrid rice.
群体光合作用和衰老特性的差别主要在组合间，而不在两系和三系两种类型之间，两系杂交稻未有明显的优势。
Significant differences were observed within the same kind of hybrid rice but not between the two kinds of hybrids, so did for the canopy photosynthetic rate of these hybrids.
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