Pamphlets on Conservation of Natural Resources, Volumen5U.S. Government Printing Office, 1912 |
Dentro del libro
Resultados 6-10 de 100
Página 53
... human life . Disease was terrible . For five years there has never been a case of fever - yellow fever and it is the statistical record that it is one of the healthiest places today in the United States . Of course it is not in the ...
... human life . Disease was terrible . For five years there has never been a case of fever - yellow fever and it is the statistical record that it is one of the healthiest places today in the United States . Of course it is not in the ...
Página 57
... human labor to produce this bushel declined from thirty - five and three - fourths cents to ten and one- half cents . Between 1830 and 1896 the time of human labor required . for the production of a bushel of wheat was reduced from ...
... human labor to produce this bushel declined from thirty - five and three - fourths cents to ten and one- half cents . Between 1830 and 1896 the time of human labor required . for the production of a bushel of wheat was reduced from ...
Página 65
... human labor , and is not consumed ; and fourth , navigation in which the water is used for commerce and is not consumed . WATER SUPPLY . Under the first head the commission delved deeply into the sources of the state's water supply ...
... human labor , and is not consumed ; and fourth , navigation in which the water is used for commerce and is not consumed . WATER SUPPLY . Under the first head the commission delved deeply into the sources of the state's water supply ...
Página 71
... humanity - to make humanity worth more to itself ; to direct human forces so that each person wastes the least possible energy , and accomplishes the greatest good for himself and for others — this is the most vital problem before our ...
... humanity - to make humanity worth more to itself ; to direct human forces so that each person wastes the least possible energy , and accomplishes the greatest good for himself and for others — this is the most vital problem before our ...
Página 105
... human race - and the house is the massed forces of nature . There seems to be no way to play this game of life without losing . If the earth ever becomes unable to sus- tain human life , there is good reason to believe that our doom ...
... human race - and the house is the massed forces of nature . There seems to be no way to play this game of life without losing . If the earth ever becomes unable to sus- tain human life , there is good reason to believe that our doom ...
Términos y frases comunes
acre Address agricultural American annual Applause Association average believe better cent Chairman child church City Kansas City clubs coal commission conservation movement coöperative corn cost crop cultivation delegates disease dollars efficiency Executive Committee fact farm farmers Federal fire waste forest forestry Gifford Pinchot Government human important improved increase industry interest Kansas City Kansas labor land laws legumes live loss Louisiana ment methods million Missouri movement National Conservation Congress natural resources nitrogen Olathe organization Pennsylvania phosphate phosphoric acid phosphorus plant plowing population postal savings system practical present President problem profit proper protection railroads railways represent Richard Lieber roads rural Secretary seed-bed society soil fertility supply things timber tion transportation tuberculosis typhoid fever United vital water power wheat women yield York