杀虫双防治豇豆潜叶蝇效果好近年，我县豇豆潜叶绳危害严重，１９９６年损失达３０％以上。据调查：我县国宝、三班等１０个乡镇均有发生。豇豆潜叶蝇成虫和幼虫都会危害豇豆，成虫以雌虫产卵棒刺伤叶片，取食汁液并产卵其中，雄虫不刺伤叶片，但会取食雌虫刺伤点的汁液。... Insecticidal double-prevention and control of cowpea leaf miner effect In recent years, my county cowpea latent harms serious harm in 1996 up to 30% loss. According to the survey: my county treasure, three classes and other 10 towns have occurred. Both cowpea and cowpea are harmful to cowpea. The adults stab the leaves with female spawning sticks and feed the juice and spawn them. The male does not stab the leaves, but feeds on the juice of the female stab wounds. ...