ICS 65.020.20 B 66 DB3311 浙 江 省 丽 水 市 地 方 标 准 DB3311/T 28—2020 代替 DB3311/T 28—2014 甜桔柚生产技术规程 2020-01-20 发布 丽水市市场监督管理局 2020-02-20 实施 发布 DB3311/T 28—2020 目 次 前言 ...................................................................................1 1 范围 ................................................................................1 2 规范性引用文件 ......................................................................1 3 术语和定义 ..........................................................................1 4 苗木 ................................................................................3 4.1 苗木要求 ........................................................................3 4.2 抽样与判断 ......................................................................4 4.3 检验方法 ........................................................................4 4.4 包装、标志 ......................................................................5 4.5 运输、存放 ......................................................................5 5 园地选择 ............................................................................5 5.1 土壤条件 ........................................................................5 5.2 水质 ............................................................................5 5.3 大气质量 ........................................................................5 5.4 地形地势 ........................................................................5 5.5 果园道路 ........................................................................5 5.6 排灌设施 ........................................................................5 5.7 修筑梯田 ........................................................................5 6 定植 ................................................................................6 6.1 定植时间 ........................................................................6 6.2 定植密度 ........................................................................6 6.3 定植方式 ........................................................................6 6.4 栽种 ............................................................................6 7 树冠管理 ............................................................................6 7.1 各生育枝梢管理 ..................................................................6 7.2 修剪 ............................................................................7 8 花果管理 ............................................................................7 8.1 时间 ............................................................................7 8.2 保花保果 ........................................................................8 8.3 疏花疏果 ........................................................................8 8.4 套袋 ............................................................................8 I DB3311/T 28—2020 8.5 果实采收 ........................................................................8 8.6 果实成熟度及质量 ................................................................8 8.7 采摘条件 ........................................................................8 8.8 采摘方法 ........................................................................8 9 土壤改良与管理 ......................................................................8 9.1 地力指标 ........................................................................9 9.2 改土方法 ........................................................................9 9.3 中耕翻土 ........................................................................9 9.4 园地覆盖与培客土 ................................................................9 9.5 间作绿肥，深翻压绿 ..............................................................9 10 施肥 ...............................................................................9 10.1 肥料种类 .......................................................................9 10.2 幼龄树施肥 ....................................................................10 10.3 结果树施肥 ....................................................................10 10.4 施肥方法 ......................................................................10 10.5 微量元素缺乏症矫治方法 ........................................................10 10.6 灌溉 ..........................................................................11 10.7 排水 ..........................................................................11 11 灾害性天气防范 ....................................................................11 11.1 冻害防御 ......................................................................11 11.2 干旱防御 ...........................................................