Fwd: SF Chronicle article herbicides and butterflies

[Richard Worth]

FYI.  link below.

Begin forwarded message:

> 
> 
> Please see this article about herbicides used to kill invasive weeds and impacts to native butterflies. 
> 
> 
> Weed killers threaten Lange's metalmark butterfly
> San Francisco Chronicle
> Weed killers commonly used to control invasive plants in the Bay Area also kill off butterflies, a federal toxicology study has found. Butterfly populations common to the Antioch Dunes National Wildlife Refuge dropped by as much as a third when the larvae and host plants were sprayed with each of three standard herbicides, according to the study commissioned by the U.S. Fish and Wildlife Service…
> http://www.sfgate.com/cgi-bin/article.cgi?f=/c/a/2012/04/01/BAUU1NR4OH.DTL 
> 

Richard Worth
Entomologist / Lepidopterist
Plant Division
Oregon Dept. of Agriculture
635 Capitol St. NE
Salem, OR  97301
503-986-6461
503-871-7108: cell
rworth at oda.state.or.us
http://www.oregon.gov/ODA/index.shtml

So many moths, so little time...

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