ICS 65.020.20 CCS B 31 3203 徐州市 地方标准 DB 3203/T 1053—2024 洋葱机械化播种育苗技术规程 Code of practice for mechanized seeding of onion 2024 - 04 - 19发布 2024 - 05 - 01实施 徐州市市场监督管理局 发布 DB 3203/T 1053 —2024 I 目次 前 言 ........................................................................... II 1 范围 ................................................................................ 1 2 规范性引用文件 ...................................................................... 1 3 术语和定义 .......................................................................... 1 4 场地环境条件 ........................................................................ 1 场地环境 ........................................................................ 1 4.1 育苗土壤 ........................................................................ 1 4.2 5 设施设备 ............................................................................ 1 播种设备 ........................................................................ 1 5.1 灌溉设施 ........................................................................ 1 5.2 6 种子选择 ............................................................................ 1 7 播种 ................................................................................ 2 播种时间 ........................................................................ 2 7.1 施肥、消杀与作畦 ................................................................ 2 7.2 种子处理 ........................................................................ 2 7.3 播种方法 ........................................................................ 2 7.4 8 苗期管理 ............................................................................ 2 水分管理 ........................................................................ 2 8.1 肥料管理 ........................................................................ 2 8.2 9 病虫草害防治 ........................................................................ 2 防治原则 ........................................................................ 3 9.1 主要防治对象 .................................................................... 3 9.2 防控措施 ........................................................................ 3 9.3 10 成苗标准 ........................................................................... 3 11 包装和标识 ......................................................................... 4 包装 ........................................................................... 4 11.1 标识 ........................................................................... 4 11.2 12 育苗记录 ........................................................................... 4 附录 A （资料性） 洋葱机械化播种育苗生产管理记录 .................................. 5 A.1 生产记录 ........................................................................ 5 A.2 农资出入库记录 .................................................................. 5 A.3 产品销售记录 .................................................................... 5