防治 七叶 标准查询与下载
共找到 150 条与 防治 七叶 相关的标准，共 10 页
Technical regulations for larch sawfly control
因地方标准信息公布不透明，地方标准有效性更新或有延迟，望大家理解。本标准规定了落叶松落叶病发生成灾指标和成灾、病害调查以及防治技术。 本标准适用于落叶松落叶病防治
Technical Regulations for the Prevention and Control of Larix Leaf Blight
Technical Regulations for the Prevention and Control of Field Seven Diseases
Technical Regulations on Ecological Control of Larix Leaf Blight
Surveillance and control of pear leaf blight
Forest protection against the green oakleaf-roller
Forest protectioti agatnst Meria laricis VUILL.
Larix sawfly monitoring and control technical regulations
Technical Regulations for the Control of Leaf Roller Weevil in Pear
榆紫叶甲的防治
Technical regulations for the prevention and control of elm purple leaf beetle
Larch dieback disease control technology
Technical specification for the prevention and treatment of equinus laminitis
本部分规定了水稻条纹叶枯病传毒媒介灰飞虱的防治标准。本部分适用于水稻条纹叶枯病的预防和控制
Forecasting and Control of Rice Stripe Blight Part 2: Standards for Control of Rice Stripe Blight
The technical rule of prevention and conteol for Cicadella viridis(Linnaeus)
Jujube Leaf Spot Control Technical Regulations
