红颈天牛是桃、杏、李等核果类果树的毁灭性害虫。幼虫常常群集为害寄主干、枝的皮下形成层和木质部,因而造成整株树的死亡。在防治上过去多采用钢丝钩钩杀幼虫;敌敌畏乳油原液棉球堵虫蛀道熏杀幼虫;成虫出现期组织人工捕杀,但都未能控制其为害。 1969年我校实习农场新栽植360 Red-necked cow is peach, apricot, plum and other stone fruit tree devastating pests. Larvae often cluster harming the host stems, sub-branches of the branches and xylem, resulting in the death of the entire tree. In the prevention and control of the past, the use of wire hook to kill larvae; dichlorvos EC solution cotton balls fumigation larvae moths; adult emergence of artificial tissue killing, but failed to control its damage. In 1969 my school internship farm new planting 360