荔一、物候期:早熟品种花芽分化期,中熟品种枝梢老熟进入花芽分化,迟熟品种继续积累养分。二、中心工作:控冬梢、促花。三、主要病虫害:尖细蛾、卷叶蛾、白蛾蜡蝉、叶瘿蚊、瘿螨。四、相关管理措施1、早熟品种花穗长10厘米或花带叶时,用40%乙烯利15～20毫升加15～22克 B9兑水30斤喷杀,以控制花穗长度,提高花的质量,喷时应注意树势弱时使用低浓度,树势旺盛时用高浓度,也可选用其他有效的控梢促花药物。2、对树势旺盛的早熟品种,也可考虑在一、二级分枝进行环割。3、中熟品种在中旬用40%乙烯利11毫升加15～22克 B9兑水30斤抑制冬梢。4、中熟品种全园深翻断根,开沟晒一个月后施放基肥。5、迟熟品种晚秋梢用卢博士2#30毫升兑30斤 Lai a phenophase: early maturing varieties of flower bud differentiation, mature varieties of shoots mature into flower bud differentiation, late maturity varieties continue to accumulate nutrients. Second, the center of work: control winter shoots, and promote flowers. Third, the main pests and diseases: tip moth, leaf roller moth, white moth wax cicada, leaf mites mosquito, scabies mites. Fourth, the relevant management measures 1, early maturing varieties of flower spikes 10 cm long or flowers with leaves, with 40% ethephon 15 to 20 ml plus 15 to 22 grams B9 watered 30 kg spray to control the spike length and increase the flower Of the quality, spray should pay attention to the weak potential of the tree when using low concentrations of strong vigor when the tree with high concentrations, but also the choice of other effective control of flower promotion drugs. 2, on the prosperous tree precocious varieties, can also be considered in the first and second branches for ring cut. 3, medium-maturing varieties in the middle with 40% ethephon 11 ml plus 15 ~ 22 g B9 watered 30 kg inhibit winter shoots. 4, medium maturing varieties of deep plowing the whole plant, ditch a month after the release of basal fertilizer. 5, late varieties of late varieties with Dr. Lu 2 # 30 ml against 30 pounds