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Re: [APD] Aquatic-Plants Digest, Vol 101, Issue 4

> Message: 1
> Date: Fri, 21 Dec 2012 11:21:49 -0500
> From: Jill Gresens <jgresens at gmail_com>
> Subject: [APD] Fungus on Elodea
> To: aquatic-plants at actwin_com
> Hi all
> I work in a lab and we keep Elodea canadensis in large tubs of water
> (dechlorinated with activated charcoal) under full-spectrum light.  We use
> the plants mostly for preparing slides, or to provide to teachers for
> photosynthesis/cell division lessons.  Typically we buy from a vendor on a
> regular basis and re-stock our tubs.
> Recently I've heard that the slides-folks are seeing fungus on their
> slide-preps made from my Elodea.  They've been making these slides for
> years, and have never seen this issue before, so I'm looking at this as an
> early warning of something that could further develop if not addressed
> now.  I'm not seeing much in the way of die-off with the plants themselves,
> but I'd like to nip this fungus-issue in the bud (pardon the pun).
> Incidentally, I think the fungus came in on a shipment from our vendor.
> I'm following that up and am looking at replacement  but would like to
> still look at treatment options to see if I can get rid of it on the plants.
> Does anyone have any experience with fungicides that can be used for
> aquatic plants?  I know salt and vinegar are both pretty good at
> eliminating fungus, but they can't possibly be good for the plants.
> Would love any input you can provide.
> Thanks and happy holidays, all.
> Jill Gresens

The person I'd talk to about a situation like that is Professor Michael Kane at the University of Florida.

micropro at ufl_edu
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