list of tables. ix 



Table Page 



41. Yield per acre to 9 inches, band sawed 94 



41a. Yield per acre to 11 inches, band sawed 94 



42. Number of trees per acre, 6 inches and over 95 



43. Number of trees per acre, 9 inches and over 96 



44. Number of trees per acre, 11 inches and over 97 



45. Per cent of different grades of lumber sawed from grade 1 logs 101 



46. Per cent of different gi-ades of lumber sawed from grade 2 logs 102 



47. Per cent of different grades of lumber sawed from grade 3 logs 103 



48. Per cent of different grades of lumber sawed from grade 4 logs 104 



49. Per cent of different grades lumber sawed from red heart logs 105 



50. Amounts and values of lumber sawed from grade 1 logs 106 



51. Amounts and values of lumber sawed from grade 2 logs 107 



52. Amounts and values of lumber sawed from grade 3 logs 108 



53. Amounts and values of lumber sawed from grade 4 logs 109 



54. Amounts and values of lumber sawed from red heart logs 110 



55. Amounts and per cents of grades cut from butt, second and top logs, 



45 year old stand 113 



55a. Amounts and per cents of grades cut from butt, second and top logs, 



65 year old stand 115 



56. Per cent of grades of lumber in trees of different diameters — age 



class 40 to 50 117 



57. Per cent of grades of lumber in trees of different diameters — age 



class 60 to 70 118 



58. Value of lumber sawed from logs of different diameters 121 



59. Stumpage value of trees, 45 year old stand, quality 1 122 



60. Stumpage value of trees, 45 year old stand, quality II 123 



61. Stumpage value of trees, 45 year old stand, quality III 124 



62. Stumpage value of trees, 65 year old stand, quality 1 125 



63. Stumpage value of trees, 65 year old stand, quality II 126 



64. Stumpage value of trees, 65 year old stand, quality III 127 



65. Value per 1,000 board feet of lumber from stands at different ages. . . 129 



66. Value per 1,000 board feet of stumpage in stands of different ages. . . 130 



67. Stumpage value per cubic foot of wood in trees 131 



68. Increase in stumpage prices and in utilization since 1891 133 



69. Per cent of increase in value of dominant and intermediate trees. . . . 136 



70. Value of fully stocked stands, scaled by Doyle-Scribner rule 138 



71. Value of fully stock stands, basis of mill cut 139 



72. Cost of growing cordwood 140 



73. Time required for trees to grow one inch in diameter 141 



74. Crown space in per cent of acre required for growth of trees of 



different sizes 143 



75. Value of lumber in stumps 144 



76. Increase in cost of manufacturing lumber with decrease in size of log 147 



77. Comparative value of trees of different sizes 148 



78. Area of crown space and index of tolerance 162 



79. Yield of thinned stands and yield of thinnings 164 



80. Cost per 1,000 board feet of growing loblolly pine 169 



