North American Forests and Forestry: Their Relations to the National Life of the American People |
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Page iv
... DESTRUCTION AND DETERIORATION Erroneous Notions - Great Area of Woodland still in Existence -Disappearance of Merchantable Timber - Legitimate Removal of Forest - Causes of Forest Destruction - Woodland Wastes- The Principal Guilt with ...
... DESTRUCTION AND DETERIORATION Erroneous Notions - Great Area of Woodland still in Existence -Disappearance of Merchantable Timber - Legitimate Removal of Forest - Causes of Forest Destruction - Woodland Wastes- The Principal Guilt with ...
Page 88
... destruction and deterioration of forests has gone on since the influence of man was first felt by the primeval woods . CHAPTER V THAT DESTRUCTION AND DETERIORATION HAT the area of 88 North American Forests and Forestry.
... destruction and deterioration of forests has gone on since the influence of man was first felt by the primeval woods . CHAPTER V THAT DESTRUCTION AND DETERIORATION HAT the area of 88 North American Forests and Forestry.
Page 89
... DESTRUCTION AND DETERIORATION HAT the area of forest land within the boun- daries of the United States is decreasing , there can be no doubt . It is unnecessary to bore the reader with columns of statistics on this point , even if ...
... DESTRUCTION AND DETERIORATION HAT the area of forest land within the boun- daries of the United States is decreasing , there can be no doubt . It is unnecessary to bore the reader with columns of statistics on this point , even if ...
Page 90
... destruction of mountain forests , all those unfortu- nate consequences of excessive erosion , sanding up of valleys , excessive low water and floods in the rivers , and danger to the fertility of soils exist , which are probably more ...
... destruction of mountain forests , all those unfortu- nate consequences of excessive erosion , sanding up of valleys , excessive low water and floods in the rivers , and danger to the fertility of soils exist , which are probably more ...
Page 91
... the country within the limits of the eastern forest zone . There is also a very considerable amount of land being converted into forest which was formerly 66 devoid of tree growth . This will be a Destruction and Deterioration 91.
... the country within the limits of the eastern forest zone . There is also a very considerable amount of land being converted into forest which was formerly 66 devoid of tree growth . This will be a Destruction and Deterioration 91.
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Common terms and phrases
acres agricultural American forests amount areas bald cypress become branches broad-leaved broad-leaved trees Central Europe cerned chapter coniferous course crop danger destroyed destruction districts economic estry Europe European expense extent fact farm final harvest fire police forest fires forest lands forestry reform FORESTS AND FORESTRY greater greatest ground growing growth hard woods immense important injury interest jack pine kind Lakes laws logs lumber lumbermen manner material matter ment merchantable timber methods mountain nation nature North oaks owners plant portion possible practically prairie primeval profit proper protection purposes question rarely reason regions reservations revenue river roads sawmill seedlings seeds settlers silvicultural soil species spruce standing supply taxes things timber-lands tion tracts trunk Tsuga canadensis tural United usually various western white pine whole wind Wisconsin wood pulp woodland woodsman young trees