Search found 4631 matches

by dbhguru
Thu Oct 22, 2020 5:40 pm
Forum: Measurement and Dendromorphometry
Topic: Canadian Biomass Calculator
Replies: 1
Views: 107

Re: Canadian Biomass Calculator

Ents, The Canadian NFI biomass model continues to be a topic of interest. I decided to compare CO2 equivalency calculated through FIA-COLE, NFI, and Jenkins, and returned directly by iTree Design. The attachment shows how the models compare. I plan to do more testing with these models and will repor...
by dbhguru
Thu Oct 22, 2020 5:21 pm
Forum: Special Lists
Topic: Western States Rucker Comparisons
Replies: 21
Views: 440

Re: Western States Rucker Comparisons

OMG, Brian,

You are unstoppable. We've got to figure out a way to get this published. It is a treasure trove.

Bob
by dbhguru
Thu Oct 15, 2020 9:16 am
Forum: Special Lists
Topic: Rucker Comparisons
Replies: 124
Views: 8937

Re: Rucker Comparisons

Brian,

For what it’s worth, the N. Red oak on the Deerfield River watershed is now 129.8 feet, courtesy of Jared Lockwood’s last measurement.

Bob
by dbhguru
Fri Oct 09, 2020 2:50 pm
Forum: Measurement and Dendromorphometry
Topic: Canadian Biomass Calculator
Replies: 1
Views: 107

Canadian Biomass Calculator

ENTS, I came across the following biomass calculator. https://nfi.nfis.org/en/biomass_calc I passed it on to my friend Dr. Tony D'Amato, Director of the University of Vermont's Forestry Program. Tony and I are exploring the tool. It can be applied to many eastern species including white pine, sugar ...
by dbhguru
Wed Oct 07, 2020 6:10 pm
Forum: Measurement and Dendromorphometry
Topic: Carbon calculator workbook
Replies: 1
Views: 76

Re: Carbon calculator workbook

Ents,

Please find attached a slightly updated version of the Tree Carbon Calculator workbook.

Bob
by dbhguru
Mon Oct 05, 2020 10:05 am
Forum: Measurement and Dendromorphometry
Topic: Carbon calculator workbook
Replies: 1
Views: 76

Carbon calculator workbook

Ents,

Please see the attached carbon calculator. It pretty much speaks for itself. I won't attempt to summarize it here.

Bob
by dbhguru
Mon Oct 05, 2020 7:08 am
Forum: Delaware
Topic: Flint Woods Preserve, Delaware
Replies: 2
Views: 59

Re: Flint Woods Preserve, Delaware

George,

Good to see these numbers for Delaware. I've gained a new respect for N. red oak. It achieves greater heights across a wider geographical range than I used to believe.

Bob
by dbhguru
Mon Sep 28, 2020 7:26 am
Forum: New York
Topic: A 50m NY Pine
Replies: 9
Views: 1149

Re: A 50m NY Pine

Elijah, The Grandmother Tree in Pack Forest was once reported by SUNY foresters to be 175 feet tall. I met the measurers in a late 1990s visit ofy the Foresters Steward Guild (which I was a member of) to Pack Forest. My friend Jack Sobon had measured the tree with a transit some years before to 145 ...
by dbhguru
Wed Sep 23, 2020 7:41 am
Forum: Special Lists
Topic: Rucker Comparisons
Replies: 124
Views: 8937

Re: Rucker Comparisons

Brian, Your superb summaries have given me a different picture than the many reports on separate sites spread over years. Your summaries are answering the question of what does it all add up to. It suggests that despite the usual forces at work to reduce the average of our forests, a surprising numb...
by dbhguru
Wed Sep 23, 2020 7:23 am
Forum: Massachusetts
Topic: Broad Brook Babble On
Replies: 3
Views: 116

Re: Broad Brook Babble On

Ray,

Any interest in going into the beaver caps and hats business with me?

Bob

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