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| 昭通市苹果绵蚜的越冬情况 | |
| 引用本文： | 谭挺,谌爱东,李迅东,龚声信,赵雪晴,陈福寿,张龙.昭通市苹果绵蚜的越冬情况[J].西南农业学报,2006,19(4):692-695. |
| 作者姓名： | 谭挺 谌爱东 李迅东 龚声信 赵雪晴 陈福寿 张龙 |
| 作者单位： | 1. 云南省农业科学院农业环境资源研究所,云南,昆明,650205 2. 云南省农业科学院农业环境资源研究所,云南,昆明,650205;中国农业大学农学与生物技术学院,北京,100094 3. 昭通市植保植检站,云南,昭通,657000 4. 中国农业大学农学与生物技术学院,北京,100094 |
| 基金项目： | 云南省省院省校科技合作项目（2002FCBFB01K0 01） |
| 摘 要： | 苹果绵蚜在云南昭通市10月下旬部分虫就进入越冬期,翌年1月中下旬开始迁移活动。冬季,苹果绵蚜主要集中在主干上的结疤、剪锯伤口等部位,各龄虫均能越冬,其中,以2龄虫为主,1龄虫、2龄虫、3龄虫、4龄虫和成虫占总虫量的比例分别为8.4%、34.9%、23.2%、19.9%和13.7%。在田间尚未采集到性蚜和卵。与发生高峰期比较,冬季田间蚜群量和每蚜群虫量分别下降31.2%和67.3%。 |
| 关 键 词： | 苹果绵蚜 越冬情况 昭通市 |
| 文章编号： | 1001-4829（2006）04-0692-04 |
| 收稿时间： | 2005-06-28 |
| 修稿时间： | 2005-06-28 |
The over-winter situation of woolly apple aphid(Eriosoma lanigerum Hauamam) in Zhaotong city |
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| TAN Ting,CHEN Ai-dong,LI Xun-dong,GONG Sheng-xin,ZHAO Xue-qing,CHEN Fu-shou,ZHAN Long.The over-winter situation of woolly apple aphid(Eriosoma lanigerum Hauamam) in Zhaotong city[J].Southwest China Journal of Agricultural Sciences,2006,19(4):692-695. | |
| Authors: | TAN Ting CHEN Ai-dong LI Xun-dong GONG Sheng-xin ZHAO Xue-qing CHEN Fu-shou ZHAN Long |
| Institution: | 1. Institute of Agricultural Environment and Resource, Yunnan Academy of Agricultural Science, Yunnan Kunming 650205, China; 2. College of Agronomy and Biotechnology, China Agriculture University, Beijing 100094, China; 3. Zhaotong City Plant Protection and Quarantine Station, Yunnan Zhaotong 657000, China |
| Abstract: | The over-winter of woolly apple aphid begins as early as late October and ends at the mid to late January.Winter is spent all instars stage aphids,mainly the 2nd instars nymphs,hibernating in the wounds and crevices of the apple tree.The proportion of 1st instars,2nd instars,3rd instars,4th instars and adults in all aphids is 8.4 %,34.9 %,23.2 %,19.9 % and 13.7 %,respectively.Sexual aphids and egg can not be observed in the fields,up to now.The colonies number and aphid number per colony were decreased 31.2 % and 67.3 % on the apple trees,respectively,compared with the number of peak occurrence stage. |
| Keywords: | woolly apple aphid over-winter Zhaotong city |
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