Readings in Wildlife ConservationJames Allen Bailey, William Elder, Ted D. McKinney Wildlife Society, 1974 - Всего страниц: 722 |
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Стр. 580
... objectives , citizens disagree , congressmen disagree , and public administrators disagree . Even where a fairly specific objective is prescribed for the administrator , there remains considerable room for disagreement on sub - objectives ...
... objectives , citizens disagree , congressmen disagree , and public administrators disagree . Even where a fairly specific objective is prescribed for the administrator , there remains considerable room for disagreement on sub - objectives ...
Стр. 581
... objectives do not always have the same relative values . One objective may be highly prized in one circumstance , another in another circum- stance . If , for example , an administrator values highly both the dispatch with which his ...
... objectives do not always have the same relative values . One objective may be highly prized in one circumstance , another in another circum- stance . If , for example , an administrator values highly both the dispatch with which his ...
Стр. 583
... objectives are defined only through the marginal or incremental approach to values described above , it is still sometimes possible to test whether a policy does in fact attain the desired objectives ; but a precise state- ment of the ...
... objectives are defined only through the marginal or incremental approach to values described above , it is still sometimes possible to test whether a policy does in fact attain the desired objectives ; but a precise state- ment of the ...
Содержание
PERSPECTIVES | 1 |
Thinking like a mountain | 9 |
Lost margins in the abandoned farm | 19 |
Авторские права | |
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Readings in Wildlife Conservation James Allen Bailey,William Elder,Ted D. McKinney Просмотр фрагмента - 1974 |
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acres adult agencies animals annual areas Barbary sheep behavior big game biological biologists birds black-tailed deer breeding burning Canada Canada geese caribou carrying capacity changes chaparral conservation cost crop Dall sheep diversity ecological economic ecosystem effects environment example exotic experience factors farm fertility Fish and Game fish and wildlife forage forest game management geese goose groups grouse growth habitat harvest herd hunters hunting important increase individual kill land Leopold limited living mallards marshes ment method Mississippi Flyway moose mortality muskrats National Park natural organic Park Service percent plants population density prairie predation problem production quail recreation refuge reproductive result ruffed grouse season seed sharecropping shrubland social soil species sport square miles succession territory tion types ungulates unit vegetation waterfowl white-tailed deer wild Wildl wildlife management wildlife resources winter range wolf wolves