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美洲斑潜蝇Liriomyza sativae Blanchard是近年传入云南的重要害虫。该虫在冬春蔬菜上的发生及防治报道尚少,1996～1998年作者在云南元谋县对其发生特点及防治技术进行了研究,结果如下。 1 材料与方法 1.1 发生消长调查:以西葫芦蔬菜地为观察点,采用黄色粘蝇卡诱集法,从4叶期开始,每5d调查1次,记载上卡成虫量,时至采收为止。
Liriomyza sativae Blanchard is an important pest introduced to Yunnan in recent years. The insects in winter and spring on the occurrence and prevention and treatment of vegetables is still small, from 1996 to 1998 in Yunnan Province Yuanmou author of its occurrence characteristics and prevention and treatment techniques were studied, the results are as follows. 1 Materials and methods 1.1 Occurrence and growth survey: Zucchini vegetable field as the observation point, the use of yellow flies traps trap method, starting from the 4-leaf stage, the investigation once every 5d, record card adult, until the harvest date.