Held March 14 to 16 1955 in Montreal, Quebec
Contents
PART I - GENERAL SESSIONS
Twenty Years of Resource Progress?
FORMAL OPENING, Ira N. Gabrielson
INTRODUCTORY REMARKS, A. W. Trueman
CANADA WELCOMES THIS RESOURCES CONFERENCE, The Honorable Jean Leasage
OUR RESOURCE ESTATE: WHY CONSERVE IT?, Paui M. Dunn
PROGRESS IN SOIL CONSERVATION, J. S. Russell
TWENTY YEAR OF PROGRESS IN WATER MANAGEMENT, Edward A. Ackerman
TWENTY YEARS OF PROGRESS IN FORESTRY AND RANGE MANAGEMENT, J. V. K. Wagar
PROGRESS IN WILDLIFE RESEARCH AND TRAINING, Clarence Cottam
Current Problems and Future Needs
INTRODUCTORY REMARKS, Frank L. Campbell
RESEARCH - A KEY TO IMPROVED RESOURCE MANAGEMENT, Keith R. Kelson
PUBLIC UNDERSTANDING OF RESOURCE VALUES, Katharine Jackson
RESEARCH - ARE WE USING WHAT WE KNOW?, Bernard L. Orell
FUTURE POPULATION DEMANDS, William Vogt
DO RESOURCE PROGRAMS MEET PEOPLE'S NEEDS?, Stephen Raushenbush
Waterfowl Flyway Management Problems
INTRODUCTORY REMARKS, Angus Gavin
WHEREFORE FLYWAY COUNCILS!, T. A. McAmis
SOCIAL SECURITY FOR MR. DUCK, Ernest Swift
CANADA'S PLACE IN FLYWAY MANAGEMENT, David A. Munro and J. Bernard Gollop
IS THERE SCIENTIFIC BASIS FOR FLYWAY MANAGEMENT?, Joseph J. Hickey
CROP INSURANCE AGAINST WATERFOWL DEPREDATIONS, E. L. Paynter
PART II - TECHNICAL SESSIONS
Disease, Nutrition, and Controls
CAUSES OF WINTER LOSSES AMONG CANADA GEESE, C. M. Herman, J. H. Steenis, and E. E. Wehr
THE ROLE OF FOOD AND COVER IN POPULATION FLUCTUATIONS OF THE BROWN LEMMING AT POINT BARROW, ALASKA, Daniel Q. Thompson
REDUCTION OF ADRENAL WEIGHT IN RODENTS BY REDUCING POPULATION SIZE, John J. Christian and David E. Davis
CHEMICALS AND WILDLIFE - AN ANALYSIS OF RESEARCH NEEDS, Robert L. Rudd and Richard E. Genelly
HYDATID DISEASE IN SASKATCHEWAN BIG GAME, T. A. Harper, R. A. Ruttan, and W. A. Benson
A PRELIMINARY EVALUATION OF QUAIL MALARIA IN SOUTHERN ARIZONA IN RELATION TO HABITAT AND QUAIL MORTALITY, Charles R. Hungerford
SOME NEW PHEASANT DISEASES IN CALIFORNIA, Merton N. Rosen and William J. Mathey, Jr.
Wetlands and Inland Water Resources
INCREASING SUMMER STREAMFLOW, Kenneth A. Reid
TROUT MANAGEMENT RESEARCH IN ALBERTA, Richard B. Miller
MANAGEMENT OF QUEBEC TROUT LAKES, Gustave Prevost
THE EFFECT OF DRAWDOWNS ON LAKE TROUT REPRODUCTION AND THE USE OF ARTIFICIAL SPAWNING BEDS, N. V. Martin
FISH CULTURES FOR AGRICULTURAL WATERS, Verne E. Davison
SOME EVIDENCES OF HOME RANGE IN WATERFOWL, Alex Dzubin
FLUOROSCOPIC MEASURES Of HUNTING PRESSURE IN EUROPE AND NORTH AMERICA, William H. Elder
Upland Game Resources
IS THE HEN PHEASANT A SACRED COW?, J. Burton Lauckhart
ACORN YIELDS AND WILDLIFE USAGE IN MISSOURI, Donald M. Christiâ—Šen and Leroy J. Korschgen
ANALYSIS OF PHEASANT AGE RATIOS, Lee Eberhardt and Ralph I. Blouch
AGE, BREEDING BEHAVIOR AND MIGRATION OF SOOTY GROUSE, James F. Bendell
IMPLICATIONS OF SOCIAL BEHAVIOR IN GRAY SQUIRREL MANAGEMENT, V. F. Flyger
THE STRIP INTERSECT CENSUS, Paul Moore
THE CONTROVERSIAL SAN JUAN RABBIT, Roger M. Latham
Marine, Coastal, and Fur Resources
STUDIES ON CANADIAN ATLANTIC SALMON, P. F. Elson and C. J. Kerswili
PROBLEMS OF PACIFIC SALMON MANAGEMENT, Ferris Neave and R. E. Foerster
PLANNING ANADROMOUS FISH PROTECTION FOR PROPOSED DAMS, W. R. Hourston, C. H. Clay, L. Edgeworth, P. A. Larkin, E. H. Vernon, and R. G. McMynn
GROUNDFISH STOCKS OF THE WESTERN NORTH ATLANTIC, Wilfred Templeman
PHYSIOLOGICAL INVESTIGATION OF CAPTIVITY MORTALITY IN THE SEA OTTER, Donald E. Stullken and Charles M. Kirkpatrick
GROWTH RATES AND AGE DETERMINATION IN ALASKAN BEAVER, John L. Buckley and W. L. Libby
UTILIZATION OF ATLANTIC HARP SEAL POPUATIONS, H. D. Fisher
Big Game Resources
AN AERIAL SURVEY TECHNIQUE FOR NORTHERN BIG GAME, A. W. F. Banfield, D. R. Flook, J. P. Kelsall, and A. G. Loughrey
SOIL SURVEYS FOR GAME-RANGE DEVELOPMENT, F. P. Cronemiller
MANAGEMENT OF WHITE-TAILED DEER AND PONDEROSA PINE, George Neils, Lowell Adams, and Robert M. Blair
BARREN-GROUND CARIBOU MOVEMENTS IN THE CANADIAN ARCTIC, John P. Kelsall
INCREASED NATALITY RESULTING FROM LOWERED POPULATION DENSITY AMONG ELK IN SOUTHEASTERN WASHINGTON, Helmut K. Buechner and Carl V. Swanson
FACTORS INFLUENCING MULE DEER ON ARIZONA BRUSHLANDS, William R. Hanson and Clay Y. McCulloch
THE CONCEPT OF CARRYING CAPACITY, R. Y. Edwards and C. David Fowle
Conservation Information Opportunities
LET'S USE RADIO, Wilbur D. Stites
LET'S USE TELEVISION, James R. Harlan
WHAT'S WRONG WITH STATE CONSERVATION MAGAZINES?, Frank Gregg
CONSERVATION EDUCATION IN THE NORTHWEST, William W. Huber
THE SOUTH IS WORKING ON ITS PROBLEMS, Rose E. Fleming
SELLING CONSERVATION BY CONFERENCE, D. B. Turner
TEACHING FIREARMS SAFETY IN PUBLIC SCHOOLS, John E. Dodge
THE CHALLENGE WE TAKE - Appraisal of the 20th North American Wildlife Conference, Ian McTaggart Cowan
ACKNOWLEDGMENT OF APPRECIATION, C. R. Gutermuth
Published annually since 1915, the Transactions of the North American Wildlife and Natural Resources Conference provide a unique and informative record of the direction and momentum of professional natural resource management. Tracking current research and management emphases and the perspectives and approaches to meeting the challenges to sustaining and conserving North America's wildlife and their habitats, the Transactions is a valuable reference for all who deal with the complexities and intricacies of natural resource issues, policies and programs.