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二星叶(虫甲)Basiprionofab isgnafa Boh又名龟背金花虫,属鞘翅目叶(虫甲)科。主要危害泡桐,楸树和梓木的叶片,破坏植物的生理机能,影响林木正常生长。二星叶(虫甲)七七年在我县国营林场场部工区杨家弯一带的楸树纯林内造成災害。七八年,七九年又逐渐蔓延扩散到飞练、新华、雍阳、草塘等地。据调查,危害严重的地方整个林分的叶片被食光,剩下叶脉,一片枯黄,似如火烧。一株树上有1000只以上,有的一叶片上就有10多只幼虫。据省森林昆虫普查提供的情况,省内其他地区也程度不同地遭受危害。
Two-star leaf (insect A) Basiprionofab isgnafa Boh, also known as the diamondback flower gold worms, Coleoptera is a (Anchovy) Branch. The main hazards Paulownia, Catalpa tree and Catalpa wood leaves, destroy the physiological functions of plants, affecting the normal growth of trees. Two-star leaves (insect A) in seven or seven years in our county state farm field work area Yangjia bend area Catalpa tree pure forest caused disasters. In 1978 or 1979, it gradually spread to fly training, Xinhua, Yong Yang, Caotang and other places. According to the survey, the harms of the places where the leaves of the entire forest was eaten, leaving the veins, a yellow, like a fire. A tree has more than 1,000, and some have more than 10 larvae on a leaf. According to the provincial forest insect census, other parts of the province are also endangered in varying degrees.