兰竹荔枝是福建省漳州市荔枝优良品种，但该品种坐果率低一直是生产中的一个重要问题，７０—８０年代采用控制花量、疏花疏蕾、人工授粉等技术提高其坐果率，如年代以来通过喷施多效哩等生长调节剂来延推花期，减少雄花比例，提高雌花抗逆性已成为重要研究课题。为此，我们于 Lantian litchi is an excellent variety of litchi in Zhangzhou City, Fujian Province. However, the low fruit setting rate of the variety is an important issue in production. In the 1970s and 1980s, the fruit setting rate was increased by controlling the amount of flowers, Since the age such as by spraying more effective miles miles growth regulator to delay flowering, to reduce the proportion of male flowers, improve the female flower resistance has become an important research topic. To this end, we are here