Symposium on Forestry and the Public Welfare: Papers Read Before the American Philosophical Society, Autumn General Meeting November 17, 1944American philosophical society, 1945 - 90 pages |
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Page 414
... United States wood pulp began to be sub- stituted for rag pulp in the making of paper in 1840. Per capita consumption of wood pulp in- creased from nothing in 1839 to 305 pounds in 1940. Shall we say that 305 pounds of wood pulp per ...
... United States wood pulp began to be sub- stituted for rag pulp in the making of paper in 1840. Per capita consumption of wood pulp in- creased from nothing in 1839 to 305 pounds in 1940. Shall we say that 305 pounds of wood pulp per ...
Page 417
... United States and before the world in general as we enter the post - war era . The rapid growth of uses of the remarkable raw material wood , stimulated by technological and chemical engineering , and the insatiable demand of industry ...
... United States and before the world in general as we enter the post - war era . The rapid growth of uses of the remarkable raw material wood , stimulated by technological and chemical engineering , and the insatiable demand of industry ...
Page 418
... United States , to supply a large part of it . Some predict that wood will be needed in huge quantities for the repair and reconstruction of war - damaged homes and other structures in Europe and Asia , for the industrial development ...
... United States , to supply a large part of it . Some predict that wood will be needed in huge quantities for the repair and reconstruction of war - damaged homes and other structures in Europe and Asia , for the industrial development ...
Contents
Forests in Relation to Soil and Water | 399 |
Worldwide Needs of Woods as a Land Conservation Crop | 408 |
Americas Role in Meeting World Timber Needs | 418 |
3 other sections not shown
Common terms and phrases
agricultural American forest American Philosophical Society André François André Michaux ashes billion burning cedar cent century clearing climate cooperation corn crop cubic feet cultivation deforestation destruction developed district economic especially Europe European farm felled fence fire forest conservation forest industries forest land forest owners forest products Forest Service Forests and Parks fuel Government ground growing growth Humphrey Marshall hundred important improvement cutting increase JEREMY BELKNAP John Bartram John Evelyn labor Lebanon less logs lumber lumber industry manufacture mast measures ment Michaux mountains nature needs November 17 operation ownership paper pasture Pennsylvania Philadelphia pine plants pot ashes present problem protection public ownership pulp pulpwood raw materials region Regulation settlements settlers ship slopes soil stands stumps supply surface runoff timber timber products timberland tion tracts Travels trees United Virginia wind wood products wood pulp woodland woodlot