桑园春尺蠖的防治

• 作 者: 章国屏
• 机 构: 阿克苏蚕种场
• 出 处: 新疆农业科学
• 发表日期: 1978年01期
• 关键词: 春尺蠖 桑园 羽化盛期 阿克苏地区 老熟 垂丝 蛹期 桑芽 雄蛾 害虫

春尺蠖是阿克苏地区桑园的主要害虫,一年发生—代,以蛹越冬,蛹期达9个多月。其成虫三月上旬开始羽化,三月中旬进入羽化盛期,羽化后2—3天开始产卵,卵产于桑皮裂缝处,到四月上旬卵开始孵化,四月中旬达孵化盛期,五月上、中旬幼虫老熟垂丝入土化蛹。

Spring 蠖 蠖 is the main pest of the mulberry fields in Aksu region, occurs one year - on behalf of the pupal overwintering, pupal period of more than 9 months. The adults began to emerge in early March and reached plumage in mid-March. They began to lay their eggs 2-3 days after eclosion. The eggs were produced at the crack of mulberry bark and began to hatch in early April and reach the peak of hatching in mid April. May, mid larvae mature silk tufted in vitro pupation.