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PostPosted: Thu Sep 16, 2010 2:23 am 
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Cocobolo
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Joined: Thu Mar 11, 2010 1:02 am
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Location: Sebastopol, CA
First name: Michael
Last Name: Smith
City: Graton
State: CA
Zip/Postal Code: 95444
Country: USA
Focus: Build
Status: Amateur
I suppose it is possible to import a bugs in air dried wood but almost all beetles and termites require a supply of water. It could be supplied in the wood if the moisture content was very high or it could come from contact with soil, etc. I don't know of any bugs that could sustain life in wood with low moisture content and no available source of water that could ruin a wood stash.

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PostPosted: Thu Sep 16, 2010 8:11 am 
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Brazilian Rosewood
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Joined: Mon Dec 27, 2004 3:50 pm
Posts: 4662
Location: Napa, CA
To your point, Chris...I believe that imported wood is treated for such critters. It's domestic wood that concerns me. My brother has been selectively logging for walnut, cherry, etc. on his land in western PA for the past 4 years. Much has been slabbed into 2-3" planks and stickered outside in a covered building. It's soon to be planed and moved indoors to reduce moisture content further. I'll be getting some select billets which I wish to make certain will not cross contaminate my stash.

Hopefully the experts with experience will enlighten us so we can sleep peacefully!

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PostPosted: Thu Sep 16, 2010 8:49 am 
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Koa
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Location: PA, United States
Chris you're not gonna believe this. Went to close shop last night about 12:30 and I heard critter munching up near the basement ceiling, where a small stack of wood was suspended from the floor joists (ceiling). I had a 3 X 4 mahogany neck blank, some 1 X 4 mahogany, some maple and EIRW. I got the flashlight and mirror out and tried to pinpoint the bug, as It sounded very faint, but distinct. (if you've ever heard a pine beetle munching, you know what I mean) Pine Sawyer Beetle (Ergates spiculatus)
Attachment:
thumbnail.aspx.jpeg

Pine beetles are large and don't infest like other smaller creature that you might not see until you slice the wood open. SO I was hopeful to find it within a few moments. I tried not to upset it (they can be temperamental and menacing)

It struck me that I had just put the guinea pig in her cage upstairs, in a metal cage, on a metal table, which stood on a oak floor. This was directly above my head in the basement. She was chewing on the metal bars.
So if you ever HEAR those munchers, you might just have a guinea pig living above your woodpile. (mine was Abyssinian) Easy to detect, easy to take care of. No cause for alarm.
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PostPosted: Thu Sep 16, 2010 9:46 am 
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:shock:


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PostPosted: Thu Sep 16, 2010 9:49 am 
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Koa
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verhoevenc wrote:
Or, you got another luthier nightmare you fear?


Well, I didn't have any before this thread...


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PostPosted: Thu Sep 16, 2010 10:04 am 
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Koa
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Location: Michigan,U.S.A.
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I find most borer damage happens while the wood is seasoning. Once the seasoning process is done it is quite rare to have it happen, but can. It's always good to look over a new board for the telltail borer holes made by these bugs and if found, keep it away from your stash until it is made safe. The infested board can be made safe by injecting a mixture of RV antifreeze & boric acid 50/50 percent into the any borerholes found. Or you can use Bayer Advanced as it has been known to stop infestation when sprayed on a live tree from borers as well.


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PostPosted: Thu Sep 16, 2010 2:32 pm 
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Brazilian Rosewood
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CharlieT wrote:
:shock:



Well that's one way to get your fiber......

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PostPosted: Thu Sep 16, 2010 3:21 pm 
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Koa
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First name: Eric
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City: Ben Lomond
State: CA
Zip/Postal Code: 95005
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I live in a climate that's particularly friendly to bugs that eat wood. We've got carpenter ants, and carpenter bees, and subterranean termites, and tropical termites, and long horn beetle larvae, and powder post beetle larvae, and I'm sure, plenty of others that I don't know about. Here's a blurry picture of some long horn beetle larva damage to Douglas Fir heartwood:
Attachment:
shrunk fir.JPG


Okay, that was a log that been sitting on the forest floor for two years. It gets worse. I used to work for a company down the road that makes nice classical guitars. Their finisher came in one morning to find that someone had drilled a 1/16" hole in the top of a guitar she had been French polishing. The hole was perfectly round and clean sided, and had gone through the shellac and into the spruce top, and the Spanish cedar neck. She was angry. The guitar had Brazilian rosewood back and sides, and custom features for an overseas customer. Some investigation revealed: The hole was made by a powder post beetle; the firewood pile outside the building was infested with them; they had also made their home in an oak desk in the office, and they were attracted to the odor of shellac!
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pd1760247.jpg
Attachment:
Hemicoelus damage1_1.JPG


Sweet dreams.


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PostPosted: Thu Sep 16, 2010 5:20 pm 
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John Mayes wrote:
Well that's one way to get your fiber......


Yes indeedy! Eat Drink :P


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PostPosted: Thu Sep 16, 2010 5:31 pm 
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Koa
Koa

Joined: Mon Sep 04, 2006 10:55 pm
Posts: 698
Location: Australia
I fumigate the workshop with these every three or four months. Pack of three cost about 15 bucks.
I process a lot of Blackwood from green billets and some of it still has the bark on it (which the bugs love) so it's a bit of insurance.

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PostPosted: Thu Sep 16, 2010 5:38 pm 
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Cocobolo
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Not too irrational. I bought a box of scraps from my local woodcraft. I pulled out a nice piece of redwood burl and left it on the dining room table for a few weeks while the rest went into the garage. Later I noticed small piles of dust appearing next to pinholes in the burl. One hour in the oven at 200* cured the problem. It was also the only infected piece.


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PostPosted: Thu Sep 16, 2010 7:29 pm 
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Brazilian Rosewood
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First name: Stuart
Last Name: Gort
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Even worse....hungry bugs are built into the neck and eat their way out during shipping.

Sleep well gentlemen.

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PostPosted: Fri Sep 17, 2010 7:10 am 
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Location: Southeast US
City: Lenoir City
State: TN
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Country: US
Focus: Repair
CharlieT wrote:
:shock:


I can see why he's(?) in a padded room eek

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