南京三大公园林木白蚁危害现状

2006—2007年间,对南京市雨花台烈士陵园、红山森林动物园、情侣园等三大园区内园林树木白蚁危害情况进行了调查,结果为:雨花台烈士陵园受害树种有国槐、大叶女贞、雪松、鹅掌楸,国槐受害最重,平均株被害率达47.3%;红山森林动物园受害树种有香樟、广玉兰、银杏、榆树、桃,桃受害最重,平均株被害率达50.0%;情侣园受害树种有香樟、白玉兰、垂柳、杨树、女贞、国槐,国槐受害最重,平均株被害率达70.9%。三大公园园林树木白蚁防治效果较明显,但个别树种白蚁的危害需进一步重视。

Current Situation of the Termites' Damage on Garden Plant in Three Nanjing's Parks

The termites' damage on garden plants was surveyed in Yuhuatai Martyrs Cemetery,Hongshan Forest Zoo and Lovers Park of Nanjing during 2006-2007.Results were as follows: Sophora japonica,Ligustrum lucidum Ait,Cedrus deodara and Liriodendron tulipifera were the main species damaged by termites in Yuhuatai Martyrs Cemetery.Among these species,the damage of Sophora japonica was the most serious and the average damage rate was 47.3%.Trees damaged by termites in Hongshan Forest Zoo were Cinnamomum camphora,Magnolia grandiflora,Ginkgo biloba Linn.,elms and peaches.The damage rate of peaches was 50.0%,the highest one in these species.There were Cinnamomum camphora,Magnolia deniudata,Salix babylonica,Ligustrum lucidum Ait,Sophora japonica and poplars damaged by termites in Lovers Park and the rate of Sophora japonica,the most damaged,was 70.9%.Control effect of termites in threes parks is relatively obvious.But the damage to some species is worth more notice.