The Technical World Magazine, Volume 11Technical World Company, 1909 |
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Page 12
... miles of fertile soil had been absolutely washed away and destroyed by floods as the result of the uncontrolled cutting of the forests and that the same waste was still in progress at the rate of more than one hundred square miles. 12.
... miles of fertile soil had been absolutely washed away and destroyed by floods as the result of the uncontrolled cutting of the forests and that the same waste was still in progress at the rate of more than one hundred square miles. 12.
Page 15
... forests . As soon as the Congress can be persuad- ed to make the necessary appropriations it will be extended to the whole area . And even on the privately owned three- เชน quarters a start has been made . As a result. 15.
... forests . As soon as the Congress can be persuad- ed to make the necessary appropriations it will be extended to the whole area . And even on the privately owned three- เชน quarters a start has been made . As a result. 15.
Page 16
quarters a start has been made . As a result of Pinchot's efforts and of his example a yearly crop of lumber is now scientifically harvested on one per cent of the vast domain . Altogether nearly one - fifth of the total forest area ...
quarters a start has been made . As a result of Pinchot's efforts and of his example a yearly crop of lumber is now scientifically harvested on one per cent of the vast domain . Altogether nearly one - fifth of the total forest area ...
Page 38
... results have had no effect on final results and that steps have been promptly taken to guard against damage from this class of unlooked for contingencies . Two - That ground water has been found under the site of the dam in the ...
... results have had no effect on final results and that steps have been promptly taken to guard against damage from this class of unlooked for contingencies . Two - That ground water has been found under the site of the dam in the ...
Page 42
... result is the same as though a big trench had been dug across the valley down to the stratum of stiff clay which underlies the dam site , and that trench had then been filled in with stones . " The work on that dam is not in any way ...
... result is the same as though a big trench had been dug across the valley down to the stratum of stiff clay which underlies the dam site , and that trench had then been filled in with stones . " The work on that dam is not in any way ...
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