【作者】 丁建云； 金晓华； 罗维德； 董杰； 许常新；

【Author】 DING Jian-yun JIN Xiao-hua LUO Wei-de DONG Jie XU Chang-xin (Beijing Plant Protection Station, Beijing 100029, China; China Agricultural University, Beijng 100094, China)

【机构】 北京市植物保护站； 中国农业大学；

【摘要】 通过4种方法组合观察得出,北京地区越冬代桃潜叶蛾成虫出蛰始期为3月中旬,高峰期为4月上中旬,出蛰前期越冬成虫表现出对糖醋液、性诱剂有较强的趋性,出蛰中后期表现出对黑光灯的强烈趋性。出蛰高峰期分时段观察得出,桃潜叶蛾成虫活动有很强的昼夜节律性,傍晚7时至零晨2时为活动高峰时段,其余时段基本潜伏不活动。更多还原

【Abstract】 Through 4 kinds of obversation of peach leaf miner overwintering adults, preliminary conclusion is that peach leaf miner overwintering adults emerge in mid-March. The first to the second ten days of March is its active peak period. Overwintering adult has high taxis to the liquid of sugar and vinigar in initial stage, then it has high taxis to lamp light. The observation taken one time one hour for 2 days in its active peak period, it shows that peach leaf miner adult acts in high circadian rhyme. It lives in hiding whole day, but the period of Pm.7 to Am 2 is climax time when overwintering adult acts.更多还原