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More female flowers in lychee and longan: the key is regulating flowers and fertilizer
In the early stage of flower bud differentiation and development, the male and female parts of the same flower in lychee and longan differentiate and develop together, and the sex of each flower is not determined until 20-25 days before flowering, so sex determination is highly plastic. The male-to-female ratio of a flower panicle is affected by a combination of ambient temperature, internal nutritional status and hormone levels. After years of observation...