ICS65.020.20 CCSB31 4601 海口市地方标准 DB4601/T7—2023 海口火山荔枝生产技术规程 TechnicalcodeofpracticeforHaikouvolvanolitchiproduction 2023-06-07发布 2023-07-07实施 海口市市场监督管理局  发布 DB4601/T7—2023 I目次 前言.................................................................................III 1范围................................................................................1 2规范性引用文件......................................................................1 3术语和定义..........................................................................1 3.1海口火山荔枝....................................................................1 3.2白点............................................................................1 4园地选择............................................................................2 5园地规划与建设......................................................................2 6定植................................................................................2 6.1种苗选择........................................................................2 6.2定植规格与密度..................................................................2 6.3定植前准备......................................................................2 6.4定植时期........................................................................2 6.5定植方法........................................................................2 7幼龄树管理..........................................................................3 7.1查苗补苗........................................................................3 7.2间作............................................................................3 7.3覆盖............................................................................3 7.4除草............................................................................3 7.5水分管理........................................................................3 7.6施肥管理........................................................................3 7.6.1施肥原则....................................................................3 7.6.2基肥........................................................................3 7.6.3追肥........................................................................3 7.7中耕培土........................................................................3 7.8扩穴改土........................................................................4 7.9整形修剪........................................................................4 8结果树管理..........................................................................4 8.1土壤管理........................................................................4 8.2水分管理........................................................................4 8.3施肥管理........................................................................4 8.3.1施肥原则....................................................................4 8.3.2施肥方式....................................................................4 8.3.3施肥量......................................................................4 8.3.4施肥方案....................................................................4 8.4树体管理........................................................................5 DB4601/T7—2023 II8.5花果管理........................................................................5 8.5.1控梢促花....................................................................5 8.5.2催花........................................................................5 8.5.3疏花........................................................................5 8.5.4改善授粉条件................................................................5 8.5.5保花........................................................................5 8.5.6保果........................................................................6 8.5.7疏果........................................................................6 9病虫害防治..........................................................................6 9.1防治原则........................................................................6 9.2主要防治对象..................................................................