论文部分内容阅读
锈色粒肩天牛在山东省滕州市 2年 1代 ,以幼虫 (孵化后当年和第 2年 )在枝干蛀道内越冬 ,经过 2个冬天的幼虫于第 3年 5月上旬开始化蛹 ,成虫产卵多数产在 7cm以上的树干基部 ,卵上覆盖草绿色糊状分泌物。幼虫孵化后垂直蛀入韧皮部 ,不断地排出粪便 ,幼虫历期 2 2个月 ,危害期达 13个月。采取加强营林、检疫措施、捕捉成虫、人工锤击卵和初孵幼虫、插毒签或注射药剂毒杀第 2年幼虫等综合防治技术 ,防治效果达 96 %以上。
Rust-borne Shoulder Beetle 2-year-old in Tengzhou City, Shandong Province, with larvae (2nd and 2nd year after hatching) wintering in stems and tunnels and after 2 winter larvae started pupation in early May of the third year Most adult spawning in more than 7cm base of the trunk, the grass covered with green paste secretions. Larvae hatch vertically into the phloem, constantly excrement, larvae duration of 2 2 months, the damage period of 13 months. To take to strengthen the forest, quarantine measures to capture adult, artificial hammer eggs and newly hatched larvae, poisoning sign or injection poison 2 years larvae and other integrated control technology, prevention and control of more than 96%.