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菜豆分化的花芽很多,开花也较多,一般每株菜豆有花序15个左右,每个花序能开6~8朵花,但菜豆的结荚率却仅为开花数的20%~35%。因此,减少落
There are many flower buds and many flowering flowers. Generally, there are about 15 inflorescences per plant. Each inflorescence can open 6 ~ 8 flowers, but the pod rate of bean is only 20% -35% of the flowering number. So reduce the drop