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台湾荔枝栽培面积15000余公顷,虽然有20余个品种,但主要栽培品种为黑叶种,近年在高屏地区推广了一些早熟品种,中部地区种植一些晚熟的糯米糍、淮荔等品种,使荔枝的产期从原来2个月延长达5个月。针对生产上的问题,研究单位向农民推荐了一些技术措施: ——改善着果率的技术措施 1.适度修剪,减少过密枝条,以免光合作用受阻。 2.喷晒生长调节剂,研究显示,2.4—D
Taiwan litchi cultivation area of 15,000 hectares, although there are more than 20 varieties, but the main cultivated species of black leaf species, in recent years in the promotion of a number of precocious Kaohsiung varieties, the middle part of the planted some late rice Glutinous rice, Huai Lai varieties Litchi production period from the original 2 months extended up to 5 months. In response to production problems, research institutes recommended some technical measures to farmers: - Technical measures to improve the fruit rate 1. Moderately prune and reduce over-dense shoots to prevent photosynthesis from being blocked. 2. Spray growth regulators, studies have shown that 2.4-D