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Q-VALUES AND TARGETED DIAMETER DISTRIBUTIONS APPENDIX Y-I Northern Hardwood Q-Value Examples and Targeted Trees Per Acre by Diameter Class and Maximum Diameter Dry-mesic sites with poor to fair relative growth potential. Habitat types are typically AVCL and ACL, respectively. Site index generally in the range of 55 to 59. Desired Residual Stocking at 70 Square Feet per Acre: Q 1.5 Q 1.6 Q 1.7 DBH Basal Max. Diameter Max. Diameter Max. Diameter Class Area 18” 20” 18” 20” 18” 20” 2” 0.02 108 99 146 137 191 182 4” 0.09 72 66 91 86 113 107 6” 0.20 48 44 57 53 66 63 8” 0.35 32 29 36 33 39 37 10” 0.55 21 20 22 21 23 22 12” 0.79 14 13 14 13 13 13 14” 1.07 9 9 9 8 8 8 16” 1.40 6 6 5 5 5 4 18” 1.77 4 4 3 3 3 3 20” 2.18 3 2 2 22” 2.64 24” 3.14 TOTALS 134 128 146 138 157 152 Desired Residual Stocking at 80 Square Feet per Acre: Q 1.5 Q 1.6 Q 1.7 DBH Basal Max. Diameter Max. Diameter Max. Diameter Class Area 18” 20” 18” 20” 18” 20” 2” 0.02 123 113 167 156 219 208 4” 0.09 82 75 104 98 129 123 6” 0.20 55 50 65 61 76 72 8” 0.35 36 34 41 38 45 42 10” 0.55 24 22 25 24 26 25 12” 0.79 16 15 16 15 15 15 14” 1.07 11 10 10 9 9 9 16” 1.40 7 7 6 6 5 5 18” 1.77 5 4 4 4 3 3 20” 2.18 3 2 2 22” 2.64 24” 3.14 TOTALS 154 145 167 159 179 173 ---PAGE BREAK--- Q-VALUES AND TARGETED DIAMETER DISTRIBUTIONS APPENDIX Y-I Mesic sites with good to excellent growth potential. Habitat types are typically AAs and ATM, respectively. Site index generally 60 or better. Desired Residual Stocking at 75 Square Feet per Acre: Q 1.2 Q 1.3 Q 1.4 DBH Basal Max. Diameter Max. Diameter Max. Diameter Class Area 20” 24” 20” 24” 20” 24” 2” 0.02 30 22 48 39 74 63 4” 0.09 25 19 37 30 53 45 6” 0.20 21 16 29 23 38 32 8” 0.35 17 13 22 18 27 23 10” 0.55 14 11 17 14 19 16 12” 0.79 12 9 13 11 14 12 14” 1.07 10 7 10 8 10 8 16” 1.40 8 6 8 6 7 6 18” 1.77 7 5 6 5 5 4 20” 2.18 6 4 5 4 4 3 22” 2.64 4 3 2 24” 3.14 3 2 2 TOTALS 95 78 110 94 124 108 Desired Residual Stocking at 85 Square Feet per Acre: Q 1.2 Q 1.3 Q 1.4 DBH Basal Max. Diameter Max. Diameter Max. Diameter Class Area 20” 24” 20” 24” 20” 24” 2” 0.02 34 25 55 44 83 71 4” 0.09 28 21 42 34 60 51 6” 0.20 24 18 32 26 43 36 8” 0.35 20 15 25 20 30 26 10” 0.55 16 12 19 16 22 19 12” 0.79 14 10 15 12 15 13 14” 1.07 11 8 11 9 11 9 16” 1.40 9 7 9 7 8 7 18” 1.77 8 6 7 5 6 5 20” 2.18 7 5 5 4 4 3 22” 2.64 4 3 2 24” 3.14 3 2 2 TOTALS 109 88 123 104 139 122