UKTC Archive

Liz

From: "Scott Cullen" <dscottcul@xxxx.net>
Reply-To: uktc@xxxxxxxxx.co.uk
To: UK Tree Care <uktc@xxxxxxxxx.co.uk>
Subject: Re: PICUS
Date: Wed, 5 Feb 2003 11:27:33 -0500

Liz can you disclose who you did this research project for or if the

results

are published?

Scott Cullen

----- Original Message -----
From: "Liz Gilbert" <liz_gilbert66@xxxxxxxx.com>
To: "UK Tree Care" <uktc@xxxxxxxxx.co.uk>
Sent: Wednesday, February 05, 2003 11:12 AM
Subject: RE: PICUS

> I worked on a research project to evaluate the PICUS while in the

States

> last year. We used the instrument to take measurements on around 30

cross

> sections of a number of trees, and then chopped them down to see how

> accurate the method was in assessing the area and location of decay.

The

> results looked good. In all cases where decay was not present in a

cross

> section the PICUS showed no decay. In cases where there was decay it

> appeared to be very accurate. It is less invasive than drilling, with

the

> nails being driven through the bark so that they are just in contact

with

> the latest growth ring. The results should be published at some point,
when
> we've finished writing it up...

> I had some contact with a guy in Germany who was also researching it

and

he

> had found that it could detect decay caused by Ustulina deusta. As far

as

I
> know no one in the states was using it either because of the high cost.
> Liz Gilbert
>
>
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