File:Annual report of the Forest, Fish and Game Commission of the State of New York (1899) (14568722789).jpg

Identifier: annualreportof6189919newy (find matches)
Title: Annual report of the Forest, Fish and Game Commission of the State of New York
Year: 1900 (1900s)
Authors: New York (State). Forest, Fish and Game Commission
Subjects: Forests and forestry Fisheries Game and game-birds
Publisher: (Albany, N.Y. : The Commission)
Contributing Library: Smithsonian Libraries
Digitizing Sponsor: Biodiversity Heritage Library

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the trees. He measures the distance from one side to theother by pacing whenever his direction is away from the compass man. By meansof a police whistle he signals to the lineman to move forward or halt as necessityrequires. Whenever the strip reaches the length of half a mile a record is made ofthe fact that 40 acres have been estimated. As the method is intended to besomewhat thorough, the strips are run adjacent to each other, the estimator run-ning his lines 40 rods apart. It is difficult, however, to reach with the method asatisfactory degree of accuracy. With a method that endeavors to count all thetrees, some trees are counted twice, while others are overlooked, the latter of whichis likely to occur more frequently than the former. In several comparisons of themethod with that of actual measurement which have come under the authorsobservation, in each case the estimate fell much below the measurement. There are two or three other methods of estimating in common use in Germany,
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FOREST, FISH AND GAME COMMISSION. J3 but as they are not at present applicable to our woods, a description of them isscarcely necessary. Those who wish to read a description are referred to AdamSchwappachs excellent little book entitled Leitfaden der Holzmesskunde. T\zX\)o&% of Measarincr. If all the trees of a forest had the same diameter, height, and form, the deter-mination of the quantity of timber would present no difficulty. One would needonly to count the trees, ascertain the volume of one tree, and multiply its contentsby the total number of trees. Such stands, to be sure, one does not find in nature,but the trees of a timber forest are, after all, not so different from each other thata very exact measurement of each tree is necessary. In very irregularly grown stands, the conditions are, of coarse, somewhat unfa-vorable, but even here special ascertainment of volume can be limited to only afew trees. In the greater number of cases it may be taken for granted that, in thes

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