Mesgie: I was just looking at this rambling email and I noticed an error with the log scaling question.
When scaling a log that is 31 feet, what is the trim allowance for two logs? A six inch trim allowance would give you a 14' & 16' log. On Mon, Oct 26, 2009 at 6:59 PM, Timothy Zelazo <[email protected]> wrote: > Mesgie: > > Forest Mapping: What is the metes & bound rectangle system of survey? > Baseline and PM principle meridian > > What is a Township? > A Township has 36 sections, each section is 1 mile square. A section is > numbered starting from the right side going left, a section being 640 > acres. > > What is a 1/4 section? = 160 acres = 1/2 mile = 40 chains > > What is a 1/16 of a section? = 40 acres > > 1/4 mile is 20 chains, 10 square chains is an acre. a chain equals 66 feet > and there are 100 links in 66 feet. > > When scaling a log that is 32 feet, what is the trim allowance for two > logs? > A two inch trim allowance would give you a 14' & 16' logs. > > What is a taper curve? > Depicts the height and diameter of the bole of a tree for selected years. > > What are the four growth curves of a tree? > A. The first graph is the growth curve of dbh over age in years. > B. Periodic board foot volume. > C. The percent of board foot growth over mid-period age, > D. Based on diameter growth of breast height, show the relationship > between current annual increment and mean annual increment. > > What is the Dot System used on a timber cruise date sheet? > 1 . > 2 : > 3 :. > 4 :: > > > I haven't been doing this stuff for over thirty years so you better wait > until a young forester gives you the info. My Forest Mensuration course > took me on the road for over two weeks. When we visited saw mills, pulp > mills, particleboard plants, plywood plants, stud mills, match stick > Companies etc. we had to show a flow chart of the raw product with all the > people involved right up to the end product. We also helped the company do > quality control work while we experienced the operation. We also learned > what is involved in a timber sale. We learned about all the stages of a > timber sale which took about five yeas to complete. > > 1. Stage two print out. In this stage all the timber is examined. The > timber is divided into three parts, compartments (3000 - 4000 acres), > sub-compartments, then into stands. The stands are examined to determine > height, age, dbh, and species. > 2. Compartment Prescription Exam, involved the study of wildlife, water, > range, recreation, and timber for the next ten years. > 3. Environmental analysis report and sale area planning report. The first > report gives a description of the area and the impact the cut will have on > the area. The second report tells how the cut should be made. > 4. Mark and cruise the area. > 5. Appraisal, this give them an idea of what to advertise the timber for. > 6. Contracts. > 7. Sell. Selling is always done by bidding. > > The forest service feels that the areas that they put up for sale, are > areas that need management and through the sale, the land will be improved. > > We all did a timber cruise of 40 acres and did a logging proposal that was > best suited for the area. We also did field trips to many different types > of logging operations. Our day would would start at 6:00 am and usually end > around 9pm. If one was smart, they would finish most of the assignments > which would take you into the early morning hours. A Forest Mensuration > report was due after the wood science camp ended. > > > > On Mon, Oct 26, 2009 at 7:53 AM, Mesgie Walesweet < > [email protected]> wrote: > >> send me some short notes about forest mensuration and test questions >> about it. >> >> ------------------------------ >> *From:* Bob <[email protected]> >> *To:* "[email protected]" <[email protected]> >> *Sent:* Mon, October 26, 2009 3:46:59 AM >> *Subject:* [ENTS] Re: Up North >> >> >> Steve >> I've seen a lot of the settled part of Ontario, but not much of >> the wild part. Glad to get some pics from the latter. Thanks. >> >> Bob >> >> Sent from my iPhone >> >> On Oct 25, 2009, at 10:42 PM, Steve Galehouse <[email protected]> >> wrote: >> >> > ENTS- >> > >> > Spent a few days last week at our cabin in central Ontario. Cold >> > weather, 22F at night, but bright and sunny during the day. It's >> > hard to beat the combination of a forest and lake for aesthetic >> > value. Here are a few pics of the area: >> > >> > An 8'9'' white pine >> > >> > Jack pine stand, approx. 70' >> > >> > The general aspect of the area >> > >> > Steve >> > >> > > >> > <white pine.jpg> >> > <jack pine.jpg> >> > <aspect.jpg> >> >> >> >> >> > --~--~---------~--~----~------------~-------~--~----~ Eastern Native Tree Society http://www.nativetreesociety.org Send email to [email protected] Visit this group at http://groups.google.com/group/entstrees?hl=en To unsubscribe send email to [email protected] -~----------~----~----~----~------~----~------~--~---
