荔枝在形成花芽时 ,常常受气温变化影响 ,每年均有部分枝梢出现花带叶现象 ,互相争夺养分 ,而造成少花。过去用人工摘除花穗上小叶来控制嫩叶生长 ,既费工又不彻底。 1 998年我们应用了广东省农科院果树研究所生产的荔枝杀小叶素 ,控制荔枝花穗上小叶生长 ,效果显著。 1 998年 Lychee in the formation of flower buds, often affected by changes in temperature, each year there are some branches with flowers with leaves, each competing for nutrients, resulting in less flowers. In the past, the removal of spikes on the leaflets to control the growth of young leaves, both labor and not thorough. In 1998, we applied the litchi chlorophyllin produced by the Fruit Tree Research Institute of Guangdong Academy of Agricultural Sciences to control the leaflet growth on litchi spikelets and the effect was remarkable. 1998