Re: non-destructive tree sampling

• To: forest@nic.funet.fi
• Subject: Re: non-destructive tree sampling
• From: dgorr@ucdavis.edu (David Orr - Buy Recycled, & Help Save the Planet!)
• Date: Wed, 07 Dec 1994 13:57:37 -0800
• Content-Transfer-Encoding: 7BIT
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I am forwarding this to the forest and fmdss lists to inquire if readers
may have any pertinent info on this question...

--- begin forwarded text

Sender: "Ecological Society of America: grants, jobs,
              news" <ECOLOG-L@UMDD.UMD.EDU>
From: Dean Barbo <barbo@forestry.auburn.edu>
Subject:      Re: non-destructive tree sampling
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I've always wondered if taking increment cores causes any adverse effects
ie. infection or death.  Ive taken them for years and I never was sure if
those trees were more apt to die early or not.  does anyone know or can
give me a source to look it up.
Thanx
D.Barbo
Auburn University

On Wed, 7 Dec 1994, Tim Hanrahan wrote:

> In article <9412050721.AA24379@lagonda>, felix.kienast@wsl.ch says:
> >
> >Is there any non-destructive sampling device out on the market (e.g ready
> >to use; no technical developments required) that allows measuring of the
> >number of rings in tree species of the temperate
> >forest (needle and broadleaved trees). Thanks for your attention
> >
> >Felix Kienast
> >Swiss Federal INstitute of Forest Snow and Landscape Res.
> >Dept. of Landscape Ecology
> >8903 Birmensdorf
> >Switzerland
> >
> >
> >
> >------------ End Forwarded Message -------------
>
> Felix,
> Depending on your definition of "non-destructive", you may
> want to consider using an increment borer, which allows one to
> extract a small diameter (<= 1 cm) cross-sectional core from a tree
> (usually done at DBH).  The increment borer can be purchased from
> any number of supply companies.  Hope this helps.
>
> Tim Hanrahan
> Battelle PNL
> tp_hanrahan@pnl.gov
>
>
> ------------ End Forwarded Message -------------

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