蛴螬是滨海县油泥土(粘土)旱谷地区严重发生的地下虫。主要有朝鲜黑金龟(虫甲)和暗金龟(虫甲),以朝鲜黑金龟(虫甲)为主。 1.越冬虫态不定型。成、幼虫均能越冬,朝鲜黑金龟(虫甲)的越冬虫在有成虫、幼虫交替为主的变化,而暗黑金龟(虫甲)每年均以幼虫为主。 蛴 螬 is a coastal insect pest (clay) in the Wadi area serious underground insects. There are mainly North Korean black tortoises (insects) and dark beetles (insects) to North Korea beetle (insects) as the main. 1 overwintering insect state is not stereotypes. As long as the larvae can winter, the overwintering insect of the North American black tortoise (Entomosis) has alternation mainly of adult and larvae, while the dark-headed beetle (larvae) mainly larvae each year.