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用敌敌畏防治大豆食心虫成虫,关键是把握好防治适期。从8月1日起,每天下午5点以后,拿一根1米长的木棒,到大豆地拨动豆
With dichlorvos control of soybean borer adults, the key is to grasp the appropriate control. From August 1 onwards, every day after 5 pm, take a 1 meter long wooden stick to the soybean toggle beans