Don,

 

Well, they wouldn't be cut.

 

Will F. Blozan

President, Eastern Native Tree Society

President, Appalachian Arborists, Inc.

 

"No sympathy for apathy"

  _____  

From: [email protected] [mailto:[email protected]] On
Behalf Of DON BERTOLETTE
Sent: Wednesday, January 06, 2010 8:24 PM
To: [email protected]
Subject: RE: [ENTS] age of small trees. techniques?

 

Will/Ryan-
I'm too old to be intuitive on metric/standard conversion, but wouldn't 50mm
be about 2 inches?  I'm not sure I'd be comfortable coring 2 inch diameter
trees...wouldn't the corer with threads approach 1/2" in diameter? With
little wood left on each side to 'strengthen' the coring point, I'd think
that it would have all the elegance of an exit wound left by a 38 caliber
S&W...;>)
-Don
 

  _____  

From: [email protected]
To: [email protected]
Subject: RE: [ENTS] age of small trees. techniques?
Date: Wed, 6 Jan 2010 20:05:05 -0500

Ryan,

 

A small borer should work. They are available in sizes as short as 6 inches.

 

Will F. Blozan

President, Eastern Native Tree Society

President, Appalachian Arborists, Inc.

 

"No sympathy for apathy"

  _____  

From: [email protected] [mailto:[email protected]] On
Behalf Of Ryan McEwan
Sent: Wednesday, January 06, 2010 7:27 PM
To: [email protected]
Subject: [ENTS] age of small trees. techniques?

 

Hi all,
 
A former advisee of mine has moved on and is now working on a study of
forest dynamics on Mount St. Helens.  He is working  right at tree-line.  He
would like to age the trees, but he is not allowed to destructively sample
(cut) them.  The diameter of many of these trees is 50mm.  YIKES!!  That is
small.  He asked me for advice on how to do this and I dont have a the
foggiest clue.  ENTS to the rescue?
 
Best,
Ryan 

 

  _____  

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