介壳虫是危害柑桔的主要害虫之一。危害较轻的,可导致树势衰弱,果实发育不良,着色差,影响果实的商品价值;危害严重的,可导致全园桔树干枯死亡,造成毁灭性的损失。介壳虫的繁殖特别快,若不及时施药防治,给第2年的树势造成很大影响,致使产量下降。在农业生产过程 Scale insects are one of the major pests that endanger citrus. Harmful light, can lead to frail weakness, fruit hypoplasia, poor coloring, affecting the value of the fruits of the commodity; serious harm, can cause dead orange trees in the park, causing devastating losses. Breeding scale insects particularly fast, if not timely spraying prevention and control, to the first two years of tree vigor has a significant impact, resulting in decreased production. In the process of agricultural production