40％丙硫·戊唑SC对小麦赤霉病、白粉病、叶锈病的防效初探

Shanghai Agricultural Science and Technology（2020）

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Abstract

为筛选出绿色高效防治小麦穗期病害的新型药剂,特进行了40％丙硫·戊唑SC对小麦赤霉病、白粉病、叶锈病的防治效果试验.结果表明,分别在小麦扬花初期、扬花盛期每667 m2施用40％丙硫·戊唑SC 40 mL各1次,对小麦穗期病害的防效好于仅在扬花盛期每667 m2施用40％丙硫·戊唑SC 80 mL1次.而分别在小麦扬花初期、扬花盛期每667 m2施用对照药剂42％咪鲜·甲硫灵WP60g各1次,对赤霉病的防效较好,对白粉病的防效一般,对叶锈病的防效较差.

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