Yazar
John C Marr
9 cilt bulundu.
Cilt sonuçları
Age, length and weight studies of three species of Columbia River salmon (Oncorhynchus keta, O. gorbuscha and O. kisutch) / by John C. Marr
John C. Marr · State Printing Dept.
197 sayfa · 1944
Age / Chum salmon / Coho salmon / Pink salmon / Weight
Legal and institutional aspects of fisheries development
John C. Marr · South China Sea Fisheries Development and Coordinating Programme
20 sayfa · 1974
Economic aspects of Fisheries / Fisheries / Fishery policy
Biología pesquera marina
John C. Marr · Oficina Regional de la FAO, Organización de las Naciones Unidas para la Agricultura y la Alimentación
143 sayfa · 1954
Marine fishes
Ecological studies in the Colorado alpine
John W. Marr, James C. Halfpenny · Institute of Arctic and Alpine Research, University of Colorado
147 sayfa · 1982
Mountain plants / Ecology / Mountain ecology

