Study on Taxonomic Status of Holotrichia diomphalia and H. oblita (Coleoptera: Melolonthidae)东北与华北大黑鳃金龟分类地位的研究(鞘翅目 :鳃角金龟科 )
Ultrastructure of olfactory sensilla of Holotrichia diomphalia Bates (Coleoptera:Melolonthidae)东北大黑鳃金龟嗅感器超微结构