防治平贝母菌核病的药剂筛选及田间应用

Agrochemicals(2019)

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Abstract
[目的]筛选对平贝母菌核病具有防治效果的杀菌剂.[方法]采用室内筛选、育苗钵及田间应用试验方法对15种化学药剂和生物菌剂进行药效试验.[结果]生物防治菌剂中的1.0×109 cfu/g哈茨木霉菌防效最好,优于化学药剂中效果最好的430g/L戊唑醇悬浮剂,防效分别为79.27%和75.88%;其次是5.0×109 cfu/放线菌和1.0×1010cfu/g枯草芽孢杆菌,防效分别为75.67%和70.82%.[结论]哈茨木霉菌对平贝母菌核病的防治效果最好,且无化学农药残留,安全有效,可以作为平贝母菌核病防治的生物药剂.
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