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为使小麦从中产向高产过渡,应根据小麦的生长期及早防治“三病四虫”,在防治上要突出一个:“早”字,重点抓住小麦生长中的两个时期: 返青至孕穗期:此时期危害小麦的病害主要是纹枯病、白粉病和锈病;主要害虫有吸浆虫、麦蚜和麦蜘蛛等。防治纹枯病;每亩可用5%的井岗霉素200—250毫升或15%的粉锈宁75克加水50公斤喷雾,若病情严重,可隔8—10天后再喷一次。防治
In order to make the transition from middle-yielding wheat to high-yielding wheat, we should control “three diseases and four insects” according to the growing season of wheat, and highlight one early prevention and control: “early”, focusing on two periods of wheat growth: returning green to bosom Period: The diseases that endanger wheat in this period are mainly sheath blight, powdery mildew and rust; the main pests are midge, wheat aphids and wheat spiders. Prevention and control of sheath blight; 5% per mu available Jinggangmycin 200-250 ml or 15% of the triadimefon 75 grams plus water 50 kg spray, if the condition is serious, you can spray again after 8-10 days. Prevention and treatment