IMPROVED BRITISH FORESTRY 323 
Table of Average Yield per acre for Highwoods in the Kingdom 
of Saxony (including all wood, except stumps and roots). 
Tota, AverAcE VoLtume (TIMBER AND SMALLWoop) IN Cusic FEET, ALL OF IT (IN- 
CLUDING EVEN SMALLWOOD) BEING REDUCED TO CusTOMARY BRITISH MEASURE- 
MENT (SQUARE-OF-QUARTER-GIRTH, OR ONLY 79% °/, OF ACTUAL Cusic ConTENTS). 
Quality of Soil and Situation for the given kind of tree. 
Age 
ind of i i 
eee ves Vv Average Average Ve Average 
, Good Annual |Moderate,| Annual Pott, Annual 
cod. | Growth. Growth. * | Growth, 
Cub. ft. Cub. ft. Cub. ft. 
Oak. 60 | 2,622 44 1,714 28 640 10 
80 | 3,997 50 | «2,567 32 940 12 
100 5,500 55 3.455 34 1,400 14 
120 | 7,070 59 45329 30 1,422 12 
140 8,555 61 5,150 36 1,611 Ir 
BEECH. 60 | 3,152 52 1,927 32 632 10 
80 | 4,945 62 2,954 37 916 II 
I00 6,770 68 3,973 39 1,179 11 
120 8,358 qo 4,811 40 1,343 IL 
140 | 9,677 69 51466 39 1,445 Io 
Scots PINE. 20 1,185 59 734 36 244 12 
(Corsican Pine | 40 | 3,412 85 1,990 49 584 14 
should give a 60 5,703 95 3,286 54 924 15 
larger yield.) 80 7,702 96 4,424 54 1,224 15 
Too | 9,290 93 51317 53 1,469 14 
LARCH. 20 1,493 75 goo 45 284 14 
(Japanese Larch} 40 3,823 95 2,204 55 624, 15 
will probably 60 6,162 103 3,476 58 924 15 
give onlya | 80 8,050 100 4,526 56 1,185 14 
smaller yield.) | x00 9,574 95 55372 53 1,390 14, 
SPRUCE, 20 1,129 56 734 36 260 13 
(Douglas Firand| 40 3,491 87 2,054 Sx 608 15 
Menzies Spruce | 60 | 6,359 | 106 3,578 59 940 15 
should give a 80 ‘9,235 115 5,103 64 1,240 15 
larger yield.) | 100 | 11,778 117 6,422 64 1,502 1s 
than by trying to grow the kind of tree that 
commands the best price per cubic foot at the 
moment. Thus, what is classifiable as ‘poor’ 
x 
