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小麦花后源库改变对籽粒灌浆的影响

陈若礼,张存岭,张东志,彭婷婷

Bulletin of Agricultural Science and Technology（2014）

Cited 1|Views11
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Abstract
为了解源库改变条件下小麦籽粒灌浆特性,特对供试材料青农2号进行减源、缩库处理.结果表明,开花期减源籽粒体积缩小,穗粒数减少,千粒重、穗粒质量降低,单茎缩库籽粒体积增大,千粒质量提高,穗粒数、穗粒质量降低,但降低比例明显低于缩库的比例;单株疏穗籽粒体积增大,千粒重、穗粒质量提高,单茎穗粒数增加,同株异茎间有物质转移.由试验结果可知,实现小麦高产,必须强源、扩库、畅流.
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