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问:现在地里小麦有白粉病,用什么药防治好?答:如果田间白粉病发生较重,宜及早用药;如果白粉病发生不是太重,可以考虑在小麦抽穗期结合防治赤霉病,用药兼冶白粉病。可以将嘧菌酯与丙环唑、戊唑醇、己唑醇等药混用,这些药均是防治小麦赤霉病和白粉病的高效适用药种,混用有利于取得稳定的防治效果。问:用43%戊唑醇50毫升加25%咪鲜胺50毫升预防小麦赤霉病、白粉病、纹枯病,能喷施2亩地吗?答:小麦齐穗期,可以按短信中所说的
Q: Now there is powdery mildew in the ground, what kind of medicine to prevent it? A: If the occurrence of powdery mildew in the field is serious, it is advisable to take the drug as soon as possible. If the powdery mildew is not too heavy, we should consider combing scab in the heading stage of wheat, Medication and powdery mildew. Azoxystrobin and propiconazole, tebuconazole, hexaconazole and other drugs can be mixed with these drugs are highly effective control of wheat scab and powdery mildew suitable drugs, mixing is conducive to obtaining a stable control effect. Q: With 43% tebuconazole 50 ml plus 25% prochloraz 50 ml to prevent wheat scab, powdery mildew, sheath blight, can spray 2 acres of land? A: The wheat heading stage, you can press SMS Said