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University of Wyoming Extension

 

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	The Poplar Vagabond Gall Aphid
	Publication #: B-1041 Date Published: 08/01/1996 Publication Author(s): Takuji Noma J. K. Wangberg M. J. Brewer

Description:
The poplar vagabond gall aphid is found throughout much of the United States and is commonly associated with cottonwoods in Wyoming. The insect is not conspicuous because of its small size and secretive habits, but its galls are very noticeable and often plentiful on trees. The poplar vagabond gall aphid discusses identifying factors of the insect and shares suggestions on ways to control it. The two-page report describes the insect's body form, life history, and effects on plants. Additionally, it describes effective management techniques. According to the authors, "Pruning trees of galled stems and removing old galls during dormancy reduces or eliminates reinfestation rates the following year.

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