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Position: Home > Articles > Preliminary report on the occurrence of Athetis lepigone in Shandong Province in 2012 Plant Protection 2014,40 (1) 173-178

2012年山东省二点委夜蛾发生情况调查初报

作  者:
王静;赵楠;于毅;张安盛;门兴元;周仙红;庄乾营;王振营;石洁
单  位:
山东省农业科学院植物保护研究所;河北省农林科学院植物保护研究所;中国农业科学院植物保护研究所;山东农业大学植物保护学院
关键词:
二点委夜蛾;田间调查;栖息环境
摘  要:
于2012年7-9月对山东省17个地市夏玉米田、大豆田等地块二点委夜蛾的发生危害情况做了抽样调查。结果表明,该虫在全省各地市均有分布,发生范围进一步扩大,以烟台发生最重平均虫口密度为3.27头/m2,其次是潍坊、临沂、莱芜和聊城,平均虫口密度分别为1.87、1.77、1.74和1.62头/m2。最大虫口密度达到16头/m2。7月中下旬,3、4龄幼虫发生达到高峰。二点委夜蛾幼虫喜欢栖息在有麦秸、花生秧、杂草覆盖的潮湿地表中。
译  名:
Preliminary report on the occurrence of Athetis lepigone in Shandong Province in 2012
作  者:
Wang Jing;Zhao Nan;Yu Yi;Zhang Ansheng;Men Xingyuan;Zhou Xianhong;Zhuang Qianying;Wang Zhenying;Shi Jie;Li Lili;Key Laboratory for Plant Virology of Shandong,Institute of Plant Protection,Shandong Academy of Agricultural Sciences;College of Plant Protection,Shandong Agricultural University;State Key Laboratory for Biology of Plant Diseases and Insect Pests,Institute of Plant Protection,Chinese Academy of Agricultural Sciences;Institute of Plant Protection,Hebei Academy of Agricultural and Forestry Sciences;
关键词:
Athetis lepigone;;field survey;;habitat
摘  要:
Occurrence of Athetis lepigone Mschler in corn fields and soybean fields were investigated in 17 cities of Shandong Province in summer of 2012.The results showed that the pest spread all over Shandong Province. The pest occurred most seriously in Yantai with average density of 3.27larva per square meter,followed by Weifang,Linyi,Laiwu and Liaocheng,with the average density of 1.87,1.77,1.74 and 1.62 larva per square meter,respectively.The maximum density was 16larvae per square meter.The 3rd and4th instar larva of A.lepigone has a large occurrence amount in middle to late July.The larva prefers to hiding in humid surface soil covered by the wheat straw,peanut seedlings and withered grass.

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