Josh, Thanks for the tip. This sounds like a worthwhile thing to try with no chance to damage the borer.
Ed "Two roads diverged in a yellow wood, And sorry I could not travel both. " Robert Frost (1874-1963). Mountain Interval. 1920. ----- Original Message ----- From: Josh Kelly To: ENTSTrees Sent: Thursday, November 20, 2008 7:54 PM Subject: [ENTS] Re: Incremental Borer For especially wedged cores where retrieval is impossible in the field (happened to me twice), I take the bore home and stick it in the oven at 170 for an hour. This dries and shrinks the wood making it easy to remove. Josh On Nov 20, 6:04 pm, Lee Frelich <[EMAIL PROTECTED]> wrote: > Gary: > > I usually knock it out with the rod from a gun cleaning kit (as long as you > NEVER let the metal rod touch the tip of the borer). Remember the inside of > the tube gets narrower towards the tip, so its easier to push it out going > the other way (i.e. from the tip, pushing the stuck core towards the wider > part of the tube). If there is room in the tip of the corer to get started > in another tree, you can also core another tree and push it out that way. > Diffuse porous hardwood species work best. > > It sounds like you cored a partially rotted tree, so the spongy wood is > released from the pressure caused by the weight of the tree, and it expands > inside the corer. Its amazing how hard rotted wood can push against the > wall of the corer and get stuck in there. > > Pieces of core stuck in the corer were a daily occurrence during field work > for my Ph.D. > > Lee > > At 09:23 PM 11/19/2008, you wrote: > > > > >ENTS: > > >What is the best way to remove a particularly stubborn, immovable tree > >core from an incremental borer, nothing seems to work. > > >Thank you. > > >Gary > >On Nov 19, 2008, at 9:15 PM, Edward Frank wrote:- Hide quoted text - > > - Show quoted text - --~--~---------~--~----~------------~-------~--~----~ Eastern Native Tree Society http://www.nativetreesociety.org You are subscribed to the Google Groups "ENTSTrees" group. To post to this group, send email to [email protected] To unsubscribe send email to [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/entstrees?hl=en -~----------~----~----~----~------~----~------~--~---
