Readings in Wildlife ConservationJames Allen Bailey, William Elder, Ted D. McKinney Wildlife Society, 1974 - Всего страниц: 722 |
Результаты поиска по книге
Результаты 1 – 3 из 68
Стр. 236
... areas were as follows : Area D , 11.20 ( 10.92-11.48 ) ; Area C , 12.92 ( 12.50-13.34 ) . In this respect , Area C differed significantly from Area D , probably be- cause some of the closed bunkers were built at a later date than the ...
... areas were as follows : Area D , 11.20 ( 10.92-11.48 ) ; Area C , 12.92 ( 12.50-13.34 ) . In this respect , Area C differed significantly from Area D , probably be- cause some of the closed bunkers were built at a later date than the ...
Стр. 240
... Areas C and D during 4 years . 1957 1958 1959 1960 с D C D C Ꭰ C D February 44 7 6 0 0 12 0 March 53 0 32 23 April ... areas remained nu- merically indistinguishable . The 1960 spring and fall population estimates are not shown on the ...
... Areas C and D during 4 years . 1957 1958 1959 1960 с D C D C Ꭰ C D February 44 7 6 0 0 12 0 March 53 0 32 23 April ... areas remained nu- merically indistinguishable . The 1960 spring and fall population estimates are not shown on the ...
Стр. 505
... Areas By precedent and logic , the management of wildlife resources on the national recreation areas can be viewed in a very different light than in the park system proper . National recreation areas are by definition multiple use in ...
... Areas By precedent and logic , the management of wildlife resources on the national recreation areas can be viewed in a very different light than in the park system proper . National recreation areas are by definition multiple use in ...
Содержание
PERSPECTIVES | 1 |
Thinking like a mountain | 9 |
Lost margins in the abandoned farm | 19 |
Авторские права | |
Не показаны другие разделы: 33
Другие издания - Просмотреть все
Readings in Wildlife Conservation James Allen Bailey,William Elder,Ted D. McKinney Просмотр фрагмента - 1974 |
Часто встречающиеся слова и выражения
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