靖远松叶蜂的发生与治理

The Occurrence and Control of Diprion jingyuanensis

靖远松叶蜂（Ｄｉｐｒｉｏｎｊｉｎｇｙｕａｎｅｎｓｉｓ）是近几年发现为害油松的一新种叶蜂。１９９０年在山西省沁源县发现以来，发生面积逐年迅猛扩大，到１９９６年已达９．３８万ｈｍ２，为害空前猖獗。１９９１年—１９９４年山西省连续四年进行防治，取得了较好的防治效果。该文简要介绍了靖远松叶蜂在山西省的发生与防治概况，并提出了靖远松叶蜂综合治理措施。

Diprion jingyuanensis is a new sawflies to damage Chinese pine.Since it was found in 1990 in Qinyuan,Shanxi province,the damage area has been expanded year after year,which was already up to 93 8 thousand hm 2 in 1996.From 1991 to 1994,the control was conducted for 4 years in succession in Shanxi province with good control effect.Here is a brief introduction of occurrence and control of the insect in Shanxi province,and some integrated control measures put forward to deal with the insect.