| John Michels (Journalist) - 1886 - 718 páginas
...the most profitable crops ; but they are rendered infertile by an excess or a deficiency of water. In the arid but irrigable regions, and in the inundated...resources of the utmost importance to the people. In liis report on the lands of the arid region of the United States, published in 1679. Major JW Powell... | |
| John Michels (Journalist) - 1886 - 618 páginas
...the most profitable crops ; but they are rendered infertile by an excess or a deficiency of water. In the arid but irrigable regions, and in the inundated...may be won to agriculture ; and, when so won, these lauds will afford resources of the utmost importance to the people. In his report on the lands of the... | |
| United States. Committee on Federal Reclamation Policy, John Willard Haw - 1935 - 158 páginas
...development were first described in 1878 by Maj. John Wesley Powell, of the United States Geological Survey, in his Report on the Lands of the Arid Region of the United States. In 1894 Congress recognized the need of assisting irrigation development by the passage of... | |
| Tom H. Watkins - 2000 - 180 páginas
...conclusions as to the viability of the human settlement of a nearly rainless land were first presented in his Report on the Lands of the Arid Region of the United States in 1878, and as late as the 1890$ he was still sounding the cry. When a meeting of irrigation... | |
| Timothy E. Fulbright, David G. Hewitt - 2007 - 384 páginas
...Powell set forth his philosophical and pragmatic plan for the development and settlement of the west in his "Report on the Lands of the Arid Region of the United States, with a More Detailed Account of the Lands of Utah" (Stegner 1992). Wallace Stegner summarized... | |
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