Re: Control Methods -- SD/NE Purple Loosestrife MGMT Project Discussion

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Date Posted: 10:04:33 10/23/00 Mon
Author: Lance Johnson
Subject: Re: Control Methods
In reply to: Chris Nulstring 's message, "Control Methods" on 22:06:10 10/16/00 Mon

>The insects used for biological control of purple loosestrife go through a very extensive host specificity testing before being cleared for release into the US. The beetles we are utilizing are so host specific, that in the absence of purple loosestrife,(their only food source), they will starve to death.

Would importing foreign insects to control the
> onspread of Purple Loosestrife cause other problems to
> the ecosystem? If Purple Loosestrife was foreign to
> North America and its causing biological problems is
> there the possibility that these beatles could have a
> negative impact on the ecosystem?

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