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矢尖蚧是柑桔主要害虫之一,一年发生三代。各代雌蚧完成一代所需天数依次为64.3、70.6、230天。越冬雌成虫于4月下旬在日平均温度19℃以上开始产卵,10月下旬在日平均温度17℃以下停止产卵繁殖。并证实雌蚧不行孤雌生殖。发现矢尖蚧捕食性和寄生性天敌有7种,其中以日本方头甲、整胸寡节瓢虫、黄金蚜小蜂、矢尖蚧雄蚧体外寄生蜂等四种天敌的发生量较大,似有利用前途。药剂防治以500倍40%氧化乐果及40%水胺硫磷效果最好。
Agrimony scale is one of the major citrus pests, occurring three generations a year. The generations of female scale to complete the generation of the required number of 64.3,70.6,230 days. Overwintering female adults in late April at an average daily temperature above 19 ℃ began to lay eggs, in late October the average daily temperature of 17 ℃ to stop the spawning. And confirmed that the female scale parthenogenesis. Seven species of predatory and parasitic natural enemies were found in A. sagittatus. Among them, the occurrence of four natural enemies such as S. japonicum, L. axyridis, A. grisea, P. echinocactus, , Seems to use the future. Pharmacy prevention and treatment of 500 times 40% omethoate and 40% of the best water ammonia parathion.