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供试树为1983年秋定梢的早熟温州蜜柑,复合防落素为重庆永川化学制品厂生产,赤霉素(920)为上海溶剂厂生产。于1987年花期花谢3/4时进行第一次树冠喷布,11天后喷布第二次。设置的处理有;A。50ppm赤霉索+0.4％尿素+1％过磷酸钙+3％草木灰;B.50ppm赤霉素+0.4％尿素+0.2％磷酸二氢钾;C.100ppm复合防落素+0.4％
The test tree was the early maturing Wenzhou mandarin in the autumn of 1983, the compound anti-pigmentation was produced by Chongqing Yongchuan Chemical Plant, and the gibberellin (920) was produced by Shanghai Solvent Factory. Flower flowering in 1987 to spend 3/4 when the first canopy spray, spraying the second 11 days later. Set the processing of; A. 50ppm boscone + 0.4% urea + 1% superphosphate + 3% ash; B.50ppm gibberellin + 0.4% urea + 0.2% potassium dihydrogen phosphate;