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2012年4月23日,山东省农业厅在桓台县召开全省重大病虫统防统治暨“一喷三防”现场会议,交流东亚飞蝗等重大病虫发生防治及“一喷三防”工作准备情况和专业化统防统治工作开展情况,安排部署重大病虫专业化统防统治和小麦“一喷三防”工作任务。山东省农业厅副厅长于书良出席会议并讲
April 23, 2012, Shandong Provincial Department of Agriculture in Huantai County held a major pest and disease prevention and control and “a spray three defenses ” on-site meeting to exchange prevention and treatment of major pests and diseases such as Locusta migratoria and “Three preparations for prevention work” and “special preparations for prevention and control of unification and prevention and control” carried out. Arrangements were made for the deployment of major pest and disease specialization and prevention and control of wheat and “one spray and three preventions” tasks. Shandong Provincial Department of Agriculture Deputy Director Yu Shu-liang attended the meeting and said