防治珍珠李叶枯病的药剂筛选
China Plant Protection（2020）
Abstract
采用菌丝生长速率法测定了12种药剂对珍珠李叶枯病主要病原胶孢炭疽菌(Colletotrichum gloeosporioides)的抑制作用,并进行田间施药防病试验,调查各药剂的实际防效.结果 表明,氟硅唑·咪鲜胺、咪鲜胺和苯醚甲环唑·醚菌酯对病原菌的室内毒力较高,EC50均低于0.03 μg/mL;50％咪鲜胺可湿性粉剂、5％氨基寡糖素水剂、325 g/L苯醚甲环唑·醚菌酯悬浮剂、10％苯醚甲环唑水分散粒剂和250 g/L吡唑醚菌酯乳油的田间防病效果较好,均在75％以上.
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