田阳县地处右江河谷。广西百色地区右江河谷是中国最大的果生产基地 ,但产量比较低 ,由多因素综合影响所造成 ,其中普遍出现早花是重要原因之一。因此 ,在搞好常规管理的前提下 ,如何有效控制早花 ,适当推迟花期 ,避开或减少不利气候因素对授粉受精的影响 ,提高着果率 ,是右 Tian Yang County is located in the Youjiang River Valley. The Youjiang River Valley in Baise, Guangxi is the largest production base of mango in China. However, the yield is relatively low due to the combination of multiple factors. Among them, the widespread occurrence of early flowering is one of the important reasons. Therefore, under the premise of doing a good job of routine management, how to effectively control the early flowering, properly postpone the flowering period, avoid or reduce the impact of unfavorable climatic factors on pollination and fertilization, and improve the fruit rate