椪柑树冠高大,栽培管理不便。为了达到早结、丰产、矮化等目的,根据资料报道,1977至1978年我们探索用植物激素进行了矮化试验。 一、材料与方法 1.试材柑桔树为石岗岭分场塔山小队1975年定植未投产的酸桔砧幼年椪柑。矮壮素A_1由中山大学化学系有机教研室合成、提供,其化学名称:碘 Citrus crown tall, cultivation and management inconvenience. In order to achieve early knot, high yield, dwarf and other purposes, according to the data reported from 1977 to 1978 we explored the dwarfing test with plant hormones. First, the materials and methods 1. The test material citrus trees Shigangling Squad Tashan team planted in 1975, not put into operation, the orange-ankle juvenile citrus. CCL A_1 was synthesized by the Department of Organic Chemistry, Department of Chemistry, Sun Yat-sen University and provided its chemical name: Iodine