华北大黑鳃金龟

  • 网络holotrichia oblita
华北大黑鳃金龟华北大黑鳃金龟
  1. 雌雄金龟子在光期和暗期中对两种绿叶挥发物的EAG反应值无明显差异,说明华北大黑鳃金龟的EAG反应不受光周期的影响。

    No evident differences were observed in the EAG responses to tested odors between light and night in both sexes of H , oblita . Therefore , the EAG experiments were not affected by light in H , oblita .

  2. 风洞生测表明,反-2-己烯醛对成虫具有定向作用,而5-甲基-1-己醇不能引起华北大黑鳃金龟显著的行为反应。

    By wind tunnel tests , it was found that E-2-hexenal had orientating action toward H. oblita adults , however 5-Methyl-1-hexanol had no obvious functions .