ICS 65.020.20 B 05 湖 DB43 南 省 地 方 标 准 DB43/T 274.2—2019 代替DB43/T 274-2006 地理标志产品 雪峰蜜桔 第2部分：生产技术规程 Product of Geographical Indication-Xuefeng Orange Part II Production Technical Regulations 2020-01-08发布 湖南省市场监督管理局 2020-03-08实施 发 布 DB43/T 274.2—2019 目 次 前言 ························································································································································· Ⅱ 1 范围 ····················································································································································· 1 2 规范性引用文件 ·································································································································· 1 3 要求 ····················································································································································· 1 3.1 立地条件 ······································································································································ 1 3.2 气候特点 ······································································································································ 1 3.3 品种·············································································································································· 1 3.4 园地选择与规划··························································································································· 1 4 栽植 ····················································································································································· 2 4.1 品种选择 ······································································································································ 2 4.2 苗木繁殖 ······································································································································ 2 4.3 苗木质量 ······································································································································ 2 4.4 栽植时间 ······································································································································ 2 4.5 栽植密度 ······································································································································ 2 4.6 栽植技术 ······································································································································ 2 5 土肥水管理·········································································································································· 2 5.1 土壤管理 ······································································································································ 2 5.2 施肥·············································································································································· 3 5.3 水分管理 ······································································································································ 3 6 整形修剪·············································································································································· 4 6.1 整形原则 ······································································································································ 4 6.2 适宜的树形 ·································································································································· 4 6.3 修剪要点 ······································································································································ 4 7 花果管理·············································································································································· 4 7.1 控花控果 ······································································································································ 4 8 植物生长调节剂的应用······················································································································· 5 8.1 使用原则 ······································································································································ 5 8.2 使用植物生长调节剂及技术要求 ································································································ 5 9 病虫害防治······································································································