. A primer on stand and forest inventory designs. Forests and forestry Mensuration; Forest surveys. The same estimators are computed for the hardwood and brush/open strata. The area estimates are combined for the Forest as follows where: Y - (2, + 4, + 1,095) = 8,114 acres of wildlife use in the Forest. Y - 8,114/15,300 * 100 - 53% of area sampled with wildlife use in the Forest. Sy - ( + )1/2 - %SE = () * 100 = ± Next we illustrate computation for total volume in the conifer stratum: yc = (31 + 19 + . . 18)/7 = ccf per acre. (sy
. A primer on stand and forest inventory designs. Forests and forestry Mensuration; Forest surveys. The same estimators are computed for the hardwood and brush/open strata. The area estimates are combined for the Forest as follows where: Y - (2, + 4, + 1,095) = 8,114 acres of wildlife use in the Forest. Y - 8,114/15,300 * 100 - 53% of area sampled with wildlife use in the Forest. Sy - ( + )1/2 - %SE = () * 100 = ± Next we illustrate computation for total volume in the conifer stratum: yc = (31 + 19 + . . 18)/7 = ccf per acre. (sy2)c = {(312 + 192+ . . 182) - [((31+19 + . . 34)2)/7]}/(7-1) = (Sy)c = ()1/2 = ccf per acre. (%se)c = * 100 = ± yc = * 6,240 = 136,389 ccf in conifer stratum. (Sy2)c = [ * (6,240/15,300)2]/7 * [1 - (71 6,240)] = The same stratum estimators are computed for the hard- wood and brush/open strata. The estimates are combined to yield totals for the Forest as follows: Forest Boundary. Figure 29—Location of systematically located field plots and mapped M Conrfer stands in the Enchanted Forest. ? Hardwood ? Brush/Open O Field Plot 64. 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 Lund, H. Gyde; Thomas, Charles E. (Charles Eugene), 1940-; United States. Forest Service. [Washington, D. C. ?] : U. S. Dept. of Agriculture, Forest Service
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