43 湖南省地方标准 桑 椹菌核病综合防控技术规程 Code of practice for comprehensive prevention and control mulberry fruit sclerotiniosisof ICS CCS 65.020 B 16 发 布 湖南省市场监督管理局DB43/T2247—2021 2021-12发布-29 2022-03实施-29 DB43/T 2247—2021 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 桑椹菌核病 ································ ································ ································ ······ 1 3.2 综合防控 ································ ································ ································ ········· 1 4 病情诊断 ································ ································ ································ ··············· 1 4.1 早期诊断 ································ ································ ································ ········· 1 4.2 田间诊断 ································ ································ ································ ········· 1 4.2.1 诊断时间 ································ ································ ································ ··· 1 4.2.2 诊断类型 ································ ································ ································ ··· 2 5 防治技术 ································ ································ ································ ··············· 2 5.1 防治原则 ································ ································ ································ ········· 2 5.2 防治方法 ································ ································ ································ ········· 2 5.2.1 农业防治 ································ ································ ································ ··· 2 5.2.2 化学防治 ································ ································ ································ ··· 3 5.2.3 生物防治 ································ ································ ································ ··· 3 6 废弃物处置 ································ ································ ································ ············ 3 7 档案管理 ································ ································ ································ ··············· 3 附录A（资料性 ） 桑椹菌核病病果症状 ································ ································ ·········· 4 附录B（资料性 ） 桑椹菌核病化学防治药物推荐表 ································ ··························· 5 DB43/T 2247—2021 II DB43/T 2247—2021 III 前 言 本文件按照 GB/T 1.1 —2020《标准化工作导则 第1部分：标准化文件的结构和起草规则》的规 定起草。 请注意本文件的某些内容可能涉及专利。本文件的发布机构不承担识别专利的责任。 本文件由湖南省农业农村厅提出。 本文件由湖南省农业标准化技术委员会归口。 本文件起草单位：湖南省蚕桑科学研究所。 本文件主要起草人：李章宝、蒋勇兵、王明、黄仁志、蒋诗梦、曹慧、何小玲。 DB43/T 2247—2021 IV DB43/T 2247—2021 1 桑椹菌核病综合防控技术规程 1 范围 本文件规定了桑椹菌核病和综合防控的术语和定义、 病害诊断、 防治技术、 废弃物处置和档案管理。 本文件适用于湖南省果桑桑椹菌核病综合防控。 2 规范性引用文件 下列文件中的内容通过文中的规范性引用而构成本文件必不可少的条款。 其中， 注日期的引用文件， 仅该日期对应的版本适用于本文件；不注日期的引用文件，其最新版本（包括所有的修改单）适用于本 文件。 LY/T 2755 果桑栽培技术规程 3 术语和定义 下列术语和定义适用于本文件。 3.1 桑椹菌核病 mulberry fruit sclerotini osis 俗称桑白果病，属真菌类病害。常见的桑椹菌核病有桑椹肥大型菌核病、桑椹缩小型菌核病和桑椹 小粒型菌核病 3种，病原菌分别为白杯盘菌（ Ciboria shiraiana ） 、白井地杖菌 (Scleromitrula shiraiana ) 和肉阜状杯盘菌 (Ciboria carunculoides )。 3.2 综合防控 comprehensive prevention and control 从农业生态系统的总体出发， 根据有害生物与环境之间的相互关系， 充分发挥自然控制因素的作用， 因地制宜协调应用最优的技术组配 方案，把有害生物的种群数量比较长期地稳定在经济损害水平以下， 以获得最佳的经济效益、生态效益和社会效益。 4 病情诊断 4.1 早期诊断 2月下旬到 3月下旬，观察桑园及周围地表是否有菌核及菌核萌发的子囊盘出现。一旦发现，可初 步确定存在桑椹菌核病病原菌。 4.2 田间诊断 4.2.1 诊断时间 4月初至4月中旬，桑椹始熟期。 DB43/T 2247—2021 2 4.2.2 诊断类型 4.2.2.1 肥大型菌核病 子囊盘肉质，前期为漏斗状，后期为盘状，盘部褐色。健康桑椹受感染后花被肿厚，呈乳白色或灰 白色，病椹膨大，挤破后散发出臭气。发病后期病椹 中有一黑色干硬的