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basal_area_and_plots_per_acre_table [2012/04/05 19:06] ddrummond created |
basal_area_and_plots_per_acre_table [2012/07/13 15:03] (current) 128.192.48.132 |
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| ====== Basal Area and Plots Per Acre Table ====== | ====== Basal Area and Plots Per Acre Table ====== | ||
| + | ^Plots (trees) ^^^Plots (trees) ^^| | ||
| + | ^DBH ^Basal Area ^Per Acre^DBH ^Basal Area ^Per Acre| | ||
| + | ^Inches^Sq. Feet ^BAF = 10^Inches^Sq. Feet ^BAF = 10| | ||
| + | |4 |.087 |114.94 |18 |1.767 |5.66 | | ||
| + | |5 |.136 |73.53 |19 |1.969 |5.08 | | ||
| + | |6 |.196 |51.02 |20 |2.182 |4.58 | | ||
| + | |7 |.267 |37.45 |22 |2.640 |3.79 | | ||
| + | |8 |.349 |28.65 |24 |3.142 |3.18 | | ||
| + | |9 |.442 |22.62 |26 |3.69 |2.71 | | ||
| + | |10 |.545 |18.35 |28 |4.28 |2.34 | | ||
| + | |11 |.660 |15.15 |30 |4.91 |2.04 | | ||
| + | |12 |.785 |12.74 |32 |5.59 |1.79 | | ||
| + | |13 |.922 |10.84 |34 |6.31 |1.58 | | ||
| + | |14 |1.069 |9.35 |36 |7.07 |1.41 | | ||
| + | |15 |1.227 |8.15 |38 |7.88 |1.27 | | ||
| + | |16 |1.396 |7.16 |40 |8.73 |1.14 | | ||
| + | |17 |1.576 |6.35 | | | | | ||
| + | |||
| + | For a prism calibrated to BAF = 10, a tree with a DBH of | ||
| + | 10 inches represents a plot of (1/18.35) of an acre.\\ | ||
| + | \\ | ||
| + | For other prisms calculate the plots per acre by using this | ||
| + | formula: \\ | ||
| + | Plots per Acre = (BAF of prism/Basal Area)\\ | ||
| + | \\ | ||
| + | To obtain Basal Area, multiply (DBH)<sup>2</sup> by .00545\\ | ||
| + | Example no. 1: (10") X .00545 = .545sq.ft.\\ | ||
| + | Example no. 2: (16")<sup>2</sup> X .00545 = 1.395sq.ft\\ | ||