| United States. Congress. Senate. Committee on Appropriations - 1967 - 174 halaman
...life was clearly specified as one of the purposes of the parks. A frequently quoted passage of the Act states ". . . which purpose Is to conserve the scenery...far should the National Park Service go in utilizing the tools of management to maintain wildlife populations? 4 THE CONCEPT OF PARK MANAGEMENT The present... | |
| United States. Congress. Senate. Committee on Appropriations - 1967 - 170 halaman
...wildlife for recreational hunting. It is now an accepted truism that maintenance of suitable habitat ds the key to sustaining animal populations, and that...far should the National Park Service go in utilizing the tools of management to maintain wildlife populations? THE CONCEPT OF PARK MANAGEMENT The present... | |
| J. Baird Callicott, Michael P. Nelson - 1998 - 716 halaman
...in the Park Service practice of wildlife management during the first 40 years of its existence. 103 During the same era, the concept of wildlife management...far should the National Park Service go in utilizing the tools of management to maintain wildlife populations? THE CONCEPT OF PARK MANAGEMENT The present... | |
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