柏肤小蠹和双条杉天牛是危害侧柏、桧柏、刺柏等柏树的弱寄生性蛀干害虫,常常使近百年的大树和新移栽的壮年树受害而枯死,其分布广、危害大,但在甘肃陇东地区较少发现。近年来,柏肤小蠹和双条杉天牛在甘肃陇东公园内李景材/摄 Bark beetles and cedar canes are weak parasitic stem pests that endanger cypress, juniper cypress, juniper cypress and other cypress trees, and often make nearly a hundred years old tree and the newly planted tree of adulthood dead and its distribution Wide, harmful, but less found in Gansu Longdong. In recent years, Bark beetles and double-cedar canes in Gansu Longdong Park Li King / photo