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一、葡萄落花落果的原因葡萄落花落果是指由于树体内部原因引起的生理性落花落果,主要是授粉、受精不良及发育不正常的花和果粒自然脱落,与病虫害和大风导致的落花落果无关,是机体内部一种生理性调节——自疏现象。如果落花落果较轻,坐果率较高,不至引起减产,可以说是正常性的落花落果;如果落花落果比较严重,坐果率很低,果穗上果粒着生稀疏引起较大的减产,此可谓不正常的落花落果。
First, the grapes fall and fructification reasons Grapefruits fall and fall fruit is due to the internal causes of physiological rattan fall and fall, mainly pollination, poor fertilization and abnormal development of flowers and fruit fall off naturally, and pests and winds led to the falling flowers Has nothing to do, is a physiological adjustment within the body - self-sparse phenomenon. If the flowers fall and fall less, fruit setting rate is higher, not to cause reduced production, it can be said that the normal fall; If the fall is more serious, the fruit setting rate is very low, fruit spike on the sparse lead to larger production, this Can be described as abnormal plunge.