英语语法分析

Other factors restricting preharvest sprouting are also discussed.

讨论了影响穗发芽的其它因素。

The single grain selection is better for the preharvest sprouting rate in the selective breeding application.

在选择育种中，田间穗上发芽率以单粒选为好。

During seed production in hybrid rice, preharvest sprouting is one of the main restricting factors for yield and quality.

在杂交水稻制种生产上，穗上芽的发生成为制约制种产量和品质的主要因素之一。