Results showed that Manzate and Bordeaux Mixture, two protection fungicides, had long protection effect. The effect of the two fungicides on preventing scab infection was above 50% 10 days after application.
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释义
结果表明 :猛杀生和波尔多液两种保护剂的持效期较长 ,施药后 10d ,保护作用效果仍在 5 0%25以上 ;
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