ICS 65.020.20 B 31 备案号：30838-2011 湖 北 DB42 省 地 方 标 准 DB42/T 705—2011 无公害子莲栽培技术规程 Code of practice for pollution-free seed-lotus cultivation 2011-03-29 发布 湖北省质量技术监督局 2011-05-01 实施 发 布 DB42/T 705—2011 目  次 前 言................................................................................................................................................................. Ⅱ 1 范围................................................................................................................................................................. 1 2 规范性引用文件............................................................................................................................................. 1 3 产地环境条件................................................................................................................................................. 1 4 品种选择......................................................................................................................................................... 1 5 土壤准备......................................................................................................................................................... 1 6 种苗准备......................................................................................................................................................... 1 7 大田定植......................................................................................................................................................... 2 8 大田管理......................................................................................................................................................... 2 8.1 8.2 8.3 8.4 8.5 8.6 9 病虫害防治..................................................................................................................................................... 2 9.1 9.2 9.3 9.4 9.5 9.6 9.7 10 农药使用原则....................................................................................................................................... 3 莲藕腐败病........................................................................................................................................... 3 莲藕褐斑病........................................................................................................................................... 3 斜纹夜蛾............................................................................................................................................... 3 蚜虫（莲缢管蚜）............................................................................................................................... 3 克氏原螯虾（小龙虾）....................................................................................................................... 3 莲食根金花虫（藕蛆、根蛆）...........................................................................................................3 采收............................................................................................................................................................... 3 10.1 10.2 10.3 11 追肥....................................................................................................................................................... 2 水深调节............................................................................................................................................... 2 除草....................................................................................................................................................... 2 疏苗....................................................................................................................................................... 2 去杂....................................................................................................................................................... 2 辅助授粉............................................................................................................................................... 2 藕带..................................................................................................................................................... 3 莲子..................................................................................................................................................... 3 质量安全............................................................................................................................................. 4 生产档案管理.....................................