广西新松叶蜂在云南为害云南松幼林,郁闭度0.3以下为害严重。一年发生2代,以二龄、三龄及少数四龄幼虫越冬。翌年3月中旬开始化蛹,4月上旬成虫开始羽化。越冬代虫态不整齐,世代重叠。有二种寄生蜂和寄生蝇寄生于其幼虫,寄生蝇的寄生率可达41.8％,在防治上应加以保护。 Guangxi New pine leafhopper yunnan Yunnan pine shrub damage, canopy density below 0.3 serious damage. Two generations occur a year, with second, third and a few fourth-instar larvae overwintering. In mid-March next year began to pupate, adults began to emerge in early April. Overwintering on behalf of the bugs are irregular, generations overlap. There are two kinds of parasitic wasps and parasitic fly parasites on their larvae, parasitic fly parasitic rate of up to 41.8%, should be protected against.