山东省农业厅4月2日印发《2013年全省小麦中后期管理技术意见》,要求各地要高度重视赤霉病防控,切实搞好后期“一喷三防”。《意见》指出,小麦穗期是病虫集中为害盛期,若控制不力,将对小麦产量造成不可挽回的损失,各地要遵循“预防为主,综合防治”的原则,做 On April 2, Shandong Provincial Department of Agriculture issued the “Opinions on Techniques of Mid- and Late Management of Wheat in the Province in 2013”, requiring all localities to attach great importance to the prevention and control of scab, and do a good job in the latter part of their work. “Opinions” pointed out that the peak of wheat is the peak of pest infestation, if not controlled, will cause irreversible loss of wheat yield, all localities should follow the principle of “prevention first, comprehensive prevention and treatment” to do