Bill Hutchison wrote:
> Extension personnel, Fruit and Veg. Growers, Consultants
>
> The Multicolored Asian Lady Beetle (Harmonia axyridis) reached high
> numbers this past summer in Minn. Field Crops, particularly Soybeans --
> in response to soybean aphid infestations. Consequently, if/when we
> have some warm days in October (e.g., >60F), we anticipate some
> significant flights to homes, and other buildings, in preparation for
> overwintering. Most recently, as in the past 2-3 years, some Midwest
> growers have noticed significant numbers of beetles infesting apples,
> raspberry and grapes.
>
> As our colleagues at Michigan State have observed, this is a "good bug
> with some bad habits."
>
> One of our graduate students, Bob Koch, Entomology, has collated
> considerable information on the lady beetle, with plenty of references
> for additional reading. This color fact sheet is now available at our
> VegEdge site:
>
> http://www.vegedge.umn.edu/VEGPEST/Harmonia/Harmonia.htm
>
> Other insect and pest fact sheets are available at:
> http://www.vegedge.umn.edu/VEGPEST/pests.htm
>
> Feel free to forward this to others as needed.
> Bill Hutchison and Bob Koch
>
>
>
> Bill Hutchison
> Professor
> Dept. of Entomology
> Univ. of Minnesota
> St. Paul, MN 55108 USA
> 612-624-1767
> hutch002@umn.edu
> http://vegedge.umn.edu/
--
Mary H. Meyer, Ph.D.
Associate Professor
Department of Horticultural Science
Minnesota Landscape Arboretum
3675 Arboretum Drive
Chaska, MN 55318
Voice: 952-443-1447
Fax: 952-443-2521
meyer023@umn.edu
http://horticulture.coafes.umn.eduhttp://www.mg.umn.edu
