油葵制种结实率低的原因及防止对策
Rural Science & Technology(2007)
Abstract
<正>一、结实率低的原因1.内在因素油葵是典型的虫媒异交作物,主要靠昆虫来完成花粉传递,由于母本是不育系,父本是恢复系,所以本身结实率较低,这是导致空秕籽粒的主要原因。
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