930 



Linnaean Botanical Garden, 401 

 Linnaeus, work, 109 

 Linoleum, production, 645 

 Littleleaf, damage, 212, 443 

 Livestock 

 damage to 

 forest, 28, 285 

 seedlings, 212, 216-217 

 shelterbelts, 199 

 Loaders, types, 244 

 Loading 



development, 691 

 methods, 697-698 

 tools, 238, 244 

 Locust 

 black, Robinia pseudoacacia, 69, 



74, 164, 625, 470, 782 

 borer, 470 

 Higbee, Robinia pseudoacacia 



hort. var., 470 



leaf miner, on shade trees, 98 

 Robinia, 782 



thornless black, Robinia pseudo- 

 acacia var. inermis, 74 

 Log, board-foot content, 227 

 Log-grade rules, 227-228 

 Log-scale rules, types and use, 227 

 loggers, living conditions, 694 

 Logging- 

 costs, savings, 243-244 

 destructive 



effects, 596, 597, 608 

 practices, 698, 700, 717, 718, 



719-720 

 early practices, 329, 536-537, 



688, 695-697 

 equipment, 237-240, 688, 689- 



692, 693, 695-698, 700 

 ground-lead, 697 

 high-lead, 690, 697, 700 

 history, developments, 645, 687- 



694 



integrated 

 definition, 693 

 obstacles, 693-694 

 value, 693 

 operations 

 in Maine, 688 

 on Chippewa, 313-314 

 Pacific slopes. Newell L. Wright, 



695-701 



power, development, 689-693 

 process, three steps, 238 

 refuse, utilization, 645 

 selective 

 damage, 463 

 Douglas-fir forests, 331 

 small forest, 237-244 

 timing, importance of, 356, 358 

 Logs 



assembling on Pacific slope, 697 

 butt, chemical stimulation, 293 

 contents, Doyle rule, 853 

 hardwood, grading, 648 

 peeling, 242 



protection from fungi, 632 

 requirements, 1950-55, 1999, 741 

 selling, 228, 231 



Index 



Logs Continued 



splitting, recommendations, 242 

 transportation, 324, 687, 688, 



689-691, 695-697 

 uses and requirements, 741 

 veneer. See Veneer logs. 

 Louisiana 



profit from woodlot, 173 

 fire methods, costs, 529-531 

 forestry in schools, 659 

 LOVERIDGE, EARL W.: Administra- 

 tion of National Forests, 372- 

 380 



Lumber 

 companies 



forest ownership, 716 

 holdings in North, 259-260 

 northern, difficulties, 266-267 

 construction, future, determina- 

 tion, 737 

 consumption 



and production, 1920-30, 1947- 



48, 734 

 fabricated products, 1912, 



1928, 1940, 738 

 new construction, 1950-55, 



737 



shipping, 738 



damage by insects, 432-433 

 dimensions, standardizing, 648 

 discoloration, causes, 630 

 drying 



methods, 620-623 

 schedules, 648 

 export trade, 723 

 high quality, 200 

 knot-free, 202-203 

 low-grade, 321 

 requirements 



construction, 734-736 

 housing, 1950-55, 735, 736 

 mine timbers, 1999, 738 

 potential, estimation method, 



737 

 railroad maintenance, 1950-55, 



737 



railroads, 1999, 736-738 

 shipping, 1950-55, 738-739 

 structure maintenance, 1950- 



55, 737-738 

 total estimated, 1950-55, 1999, 



739 

 substitutes 



factor in consumption, 737, 



738 



used in houses, 735 

 trees for, 200 



use, major fields, rank in im- 

 portance, 734 

 Lumbering 



early methods, 695 

 in Southwest, 348 

 migration, 688-689 

 west coast, 695 

 LUTHER, MARTIN, and Christmas 



tree, 245-246 

 Luther forest, 265, 268, 271 



LUXFORD, RONALD F.: Prefabri- 

 cated House, 633-636 



Lyctus beetle, 412 



Lyctus powder-post beetles, 433, 

 435 



Lyre Tree, landmark, 13 



MACALONEY, H. J.: Spruce Bud- 

 worm, 423-427 

 Machines 



and Fires in South. Arthur W. 



Hartman, 527-532 

 planting, 208 



See also under specific names. 

 Madison, Wis., site of Forest Prod- 

 ucts Laboratory, 647 

 Madrone 



Arbutus, 381, 811 



Pacific, Arbutus menziesii, 84, 



811-812 



Magna Charta and game laws, 567 

 Magnolia 



Chinese, Magnolia sinensis, 45 

 cucumbertree (cucumbertree), 



Magnolia acuminata, 56 

 Magnolia, 405, 785 

 saucer, XMagnolia soulangeana, 



47 

 southern, Magnolia grandiftora, 



60, 77, 785 



star, Magnolia stellata, 47 

 sweetbay (sweetbay), Magnolia 



virginiana, 56 

 Mahogany 

 Swietenia, 782 

 West Indies, Swietenia maba- 



gon't, 65, 782 

 Mahonia, red, Mahonia haemato- 



carpa, 130 



Maidenhair-tree. See Ginkgo. 

 Maine 



airplane seeding, 142, 143, 145 



commission on forest policy, 704 



Eastern Pulpwood Co., 264 



hybrid poplars, 156 



private holdings, 256-257 



logging, 688 



poplar breeding, 155 



spruce budworm, 423 



taxes, 269-270 



University of, paper and pulp 



school, 154 

 MAKI, T. E.: Pointers on Planting, 



85-90 

 Manbarklak, Eschweilera corru- 



gata, 434 



Mango, Mangifera indica, 65 

 Manitoba Department of Public 



Works, 193 

 Manzanita, Arctostaphylos, 130, 



178 

 Maple 



Acer, 154, 178, 179, 775, 809 

 Amur, Acer ginnala, 133 

 bigleaf, Acer macrophyllus, 83- 



84, 381, 809, 836 

 black, Acer nigrum, 70, 775-776, 

 836 



