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橄榄星室木虱(Pseudophacopteron canarium Yang et li)1987年在本县橄榄区零星发生,1988年为害造成轻度落叶,1989年暴发成灾,受害橄榄树轻则引起落叶落果,重则枝梢枯死,不发新芽。据调查,1989年上半年止,全县严重发生的面积有5000多亩,占橄榄种植面积的25％以上,6月份在为害的夏梢嫩叶上检查,单叶虫口密度严重的达150头以上。严重威胁着橄榄的正常生长。 橄榄星室木虱属于刺吸式口器的害虫,1年发生3-4代,世代重叠,3-10月份发生为害,5月份为害最烈,卵多散产于新梢和嫩叶
In 1987, Pseudophacopteron canarium Yang et li sporadically occurred in the olivary area of this county. In 1988, it caused slight deciduous damage. In 1989, the outbreak of the disease caused the olive tree to cause fallen leaves and decay, , Do not send new shoots. According to the survey, the first half of 1989, the county seriously occurred in the area of 5,000 acres, accounting for more than 25% of the area planted in olive trees in June on the damage to the summer tip of young leaves check the density of single leaf insect mouth up to 150 the above. Serious threat to the normal growth of olives. Olivary Starfly Stem lice is a sucking mouthparts insects, 1 to 3 generations occur 3-4 generations overlap, occurred in March-October, the most harmful in May, eggs and more scattered in the shoots and young leaves