. Bulletin. Forests and forestry -- United States. THE YIELD OF A FOREST. 15 for a number of years, should be cut from the forest in the correspondino- period. Thus, if the growth or increase is 100 cords a vear. that amount mioht be har- vested yearly by cutting- every tree on a small area, by cutting fewer trees per acre on a larger area, by dis- tributing the cut every 3'ear over the whole surface of. Fig. 8.—Measuring an average tree. Adirondack Mountains, New York. the forest, or T)v cutting cords in any one of these ways once in ten years. There are many different methods of findin
. Bulletin. Forests and forestry -- United States. THE YIELD OF A FOREST. 15 for a number of years, should be cut from the forest in the correspondino- period. Thus, if the growth or increase is 100 cords a vear. that amount mioht be har- vested yearly by cutting- every tree on a small area, by cutting fewer trees per acre on a larger area, by dis- tributing the cut every 3'ear over the whole surface of. Fig. 8.—Measuring an average tree. Adirondack Mountains, New York. the forest, or T)v cutting cords in any one of these ways once in ten years. There are many different methods of finding what is the annual increase of wood in a forest. One of the simplest is to count the num])er of trees upon an acre and select an average tree, then to cut it down, measure its cul^ic contents, and find its age by count- ing the annual rings. That done, the yearly increase. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original United States. Division of Forestry. Washington : G. P. O.
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