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Author

Sam Droege

5 books found

Cover of Bees

Bees

Sam Droege, Laurence Packer · First published 2015

Cover of Monitoring bird populations by point counts

Monitoring bird populations by point counts

C. John Ralph, John R. Sauer, Sam Droege · First published 1955 · Latest edition 1995

Cover of Summer Atlas of North American Birds

Summer Atlas of North American Birds

Jeff Price, Sam Droege, Amy Price · First published 1995

Placeholder cover for Survey designs and statistical methods for the estimation of avian population trends

Survey designs and statistical methods for the estimation of avian population trends

John R. Sauer, Sam Droege · First published 1990

Placeholder cover for North American breeding bird survey

North American breeding bird survey

Sam Droege · First published 1989