烟蚜消长动态及体色变化的研究

The Variance of the Population and the Body Colour of the Tobacco Aphid ( Myzus persica Sulzer )

调查了江淮烟区一末施药烟田中烟蚜的发生情况，结果表明烟蚜发生的总量呈明显的双峰型。

The tobacco aphid population in the tobacco field without application of pesticide had been investigated since the tobacco was transplanted.The result showed that the population dynamic of the aphid presented a double peak curve and the red tobacco aphid was the majoer type in the second peak.