Pamphlets on Conservation of Natural Resources, Volumen18U.S. Government Printing Office, 1909 |
Dentro del libro
Resultados 1-5 de 100
Página 236
... requires the health of many others so does the most efficient use of resources call for an understanding of re- source interrelations . The most economical use of resources requires not only the skill of the trained scientist and ...
... requires the health of many others so does the most efficient use of resources call for an understanding of re- source interrelations . The most economical use of resources requires not only the skill of the trained scientist and ...
Página 240
... require constant , steady flow . Conflicts among people using the same supply of water may arise even when there is enough to go around . Farmers sharing a stream may have to regulate their use of it to see that each gets a fair portion ...
... require constant , steady flow . Conflicts among people using the same supply of water may arise even when there is enough to go around . Farmers sharing a stream may have to regulate their use of it to see that each gets a fair portion ...
Página 250
... require about 8.5 million acres of cropland . An additional consideration should be kept in mind ; as our efficiency reaches ever higher levels , the problem of further improving our yields becomes increasingly difficult . Let us now ...
... require about 8.5 million acres of cropland . An additional consideration should be kept in mind ; as our efficiency reaches ever higher levels , the problem of further improving our yields becomes increasingly difficult . Let us now ...
Página 254
... require consideration when state and Federal agencies and private farm organizations undertake long - range planning at the national , regional , and grass - roots levels . Regulation of agricultural use may be a logical outgrowth of ...
... require consideration when state and Federal agencies and private farm organizations undertake long - range planning at the national , regional , and grass - roots levels . Regulation of agricultural use may be a logical outgrowth of ...
Página 256
... require sympathetic understanding . The great majority of them recog- nize that livestock raising is an essential business , beyond the fact that it constitutes their own livelihood , and they are eager to find solutions to their ...
... require sympathetic understanding . The great majority of them recog- nize that livestock raising is an essential business , beyond the fact that it constitutes their own livelihood , and they are eager to find solutions to their ...
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Términos y frases comunes
acres agencies Agriculture annual areas bill boys Bureau CAGNEY camp Chairman Civilian Conservation Corps Commission committee Congress conservation movement Construction cooperation coordination cost Council delinquency Department Douglas-fir economic enrollees existing facilities Federal Government fire Forest Fire forest land FOREST PROTECTION Forest Service forestry Gifford Pinchot Governor habitat important improvements increase industry Insect and Disease interest Interior January 26 juvenile Kalamazoo River labor legislation Maintenance Management and administration ment miles million acres mineral national forests national-forest natural resources organization parks percent plans planting population present President problems production proposed recommendations recreation Reforestation regional resource development Resource Management Resources and Conservation responsibility river roads and trails Senator CLARK Senator Humphrey SENATOR MURRAY Senator RANDOLPH Silviculture statement streams surveys Theodore Roosevelt Timber purchasers tion U.S. Senate United utilization Washington watershed welfare wildlife young Youth Conservation Corps