甘蓝夜蛾,属鳞翅目夜蛾科,是一种间歇性局部大发生害虫。该虫寄主广泛,食性杂,在新疆多见于甜菜、蔬菜上为害,但为害啤酒花还未见相关报道。2001年我们在昌吉市城郊办啤酒花基地首次发现该虫,而且为害逐年加重,2003年、2005年大发生。在3年调查研究的基础上,目前我们已初步摸清 Brassica campestris, is a Lepidoptera Noctuidae, is a large intermittent occurrence of pests. The worm hosts a wide range of dietary miscellaneous, more common in Xinjiang beet, vegetable damage, but harm hops have not been reported. In 2001, we found the insect for the first time in hop city base in Changji City, and the pest was aggravating year by year. In 2003 and 2005, it happened. Based on the 3-year investigation and research, we have initially figured it out