Readings in Wildlife ConservationJames Allen Bailey, William Elder, Ted D. McKinney Wildlife Society, 1974 - Всего страниц: 722 |
Содержание
PERSPECTIVES | 1 |
Thinking like a mountain | 9 |
Lost margins in the abandoned farm | 19 |
Авторские права | |
Не показаны другие разделы: 32
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Readings in Wildlife Conservation James Allen Bailey,William Elder,Ted D. McKinney Просмотр фрагмента - 1974 |
Часто встречающиеся слова и выражения
acres adult agencies Aldo Leopold animals annual areas Barbary sheep behavior big game biological biologists birds black-tailed deer breeding burning Canada geese caribou carrying capacity changes chaparral conservation crop Dall sheep ducks ecological economic ecosystem effects environment example exotic experience factors farm fawns fertility Fish and Game fish and wildlife forage forest goose groups grouse growth habitat harvest herd Horicon 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 public relations quail ratio recreation refuge reproductive result ruffed grouse season seed sharecropping shrubland social soil species sport square miles succession territory tion types ungulates vegetation waterfowl white-tailed deer wild Wildl wildlife management wildlife resources wolf wolves