在宜宾职业技术学院作物生产基地,对玫瑰黄腹三节叶蜂为害月季的情况、生活史和习性等进行了研究.结果表明,玫瑰黄腹三节叶蜂幼虫是月季的主要害虫之一,其在四川省宜宾市1年发生5代,有世代重叠现象,进行两性或孤雌生殖,但以孤雌生殖为主,结茧以蛹越冬.成虫喜在嫩枝交尾和产卵,卵粒镶嵌在月季嫩枝内,呈倒"V"排列.其卵期6.0~16.0 d,幼虫期12.0~23.0 d,蛹期8.0~12.0 d,成虫期3.0~7.0 d,其完成一个发育历期需34.0~64.0 d.
The Damage Characteristics and Habits of Arge pagana in Southern Sichuan Province
At the crop production base of Yibin Vocational and Technical College, a study was conducted on the damage, life history, and habits of the rose yellow bellied three leaf wasp to roses. The result showed that the larva of Arge pagana is one of the main pests on Rosa chinensis. A. pagana completes five generations per year in Yibin, Sichuan Province, and the generations overlapped, it overwintered as pupae in cocoons. Adults preferred to mate and oviposit on twigs of R. chinensis. The eggs were inserted into the twigs tissue as inverted"V"order by females. The durations of egg, larva, pupa and adult were 6.0-16.0, 12.0-23.0, 8.0-12.0 and 3.0-7.0 days, respectively. It took 34.0-64.0 days to complete a developmental period.