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5. 花后弱光对小麦产量、淀粉品质及其形成的影响

花后弱光对小麦产量、淀粉品质及其形成的影响

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【摘 要】

：

本试验于2005～2006年在山东农业大学农学试验站进行。试验选用济麦20(JM20)和山农1391(SN1391)两小麦品种,在小麦开花后不同时期,即灌浆前期(花后6～9d、S1)、中期(花后16～19d、S2)、后期(花后26～29d、S3),于大田条件下利用透光率为10%黑色遮荫网模拟弱光照天气,研究弱光对小麦产量及淀粉品质形成的影响及其生理生化机制,主要研究结果如下:1.花后弱光对小麦产量

【作 者】

：

李文阳 

【机 构】

：

山东农业大学

【发表日期】

：

2007年05期

【关键词】

：

冬小麦 弱光 籽粒产量 淀粉品质 淀粉形成 

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论文部分内容阅读

本试验于2005～2006年在山东农业大学农学试验站进行。试验选用济麦20(JM20)和山农1391(SN1391)两小麦品种,在小麦开花后不同时期,即灌浆前期(花后6～9d、S1)、中期(花后16～19d、S2)、后期(花后26～29d、S3),于大田条件下利用透光率为10%黑色遮荫网模拟弱光照天气,研究弱光对小麦产量及淀粉品质形成的影响及其生理生化机制,主要研究结果如下:1.花后弱光对小麦产量及淀粉品质的影响灌浆期弱光显著降低小麦产量,两品种对花后不同时期弱光

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