A Technique for Weighing Live Aquatic Invertebrates von Sugden, Lawson G.

Volltext

Effect of Density and Concealment on American Crow Predation of Simulated Duck Nests von Sugden, Lawson G., Beyersbergen, Gerard W.

Volltext

Effect of Nesting Cover Density on American Crow Predation of Simulated Duck Nests von Sugden, Lawson G., Beyersbergen, Gerard W.

Volltext

Small Grain Selection by Captive Sandhill Cranes von Sugden, Lawson G., Clark, Robert G.

Volltext

Rate of Loafing Raft Use by Ducks von Sugden, Lawson G

Volltext

Grain Consumption by Mallards von Sugden, Lawson G.

Volltext

Parasitism of Canvasback Nests by Redheads von Sugden, Lawson G.

Volltext

Experimental Release of Canvasbacks on Breeding Habitat von Sugden, Lawson G.

Volltext

Metabolizable Energy of Small Grains for Mallards von Sugden, Lawson G.

Volltext

Horned Grebe breeding habitat in Saskatchewan parklands von Sugden, Lawson G

Volltext

A Technique for Closing Gates on Big-Game Live Traps by Remote Control von Sugden, Lawson G.

Volltext

An Observation of Interspecific Strife Between Barrow's Goldeneye and Lesser Scaup von Sugden, Lawson G

Volltext

Estimation of grain wasted by field-feeding ducks in Saskatchewan von Clark, R.G, Greenwood, H, Sugden, L.G

Volltext

Energy metabolized by Bantam chickens and Blue-winged Teal [Ducks] von Sugden, L G

Volltext

Natural Foods of Mallards in Saskatchewan Parklands during Late Summer and Fall von Sugden, Lawson G., Driver, E. A.

Volltext

Estimating Densities of Breeding Canvasbacks and Redheads von Sugden, Lawson G., Butler, Gail

Volltext

Habitat Use by Nesting American Coots in Saskatchewan Parklands von Sugden, Lawson G.

Volltext

Farming Intensity on Waterfowl Breeding Grounds in Saskatchewan Parklands von Sugden, Lawson G., Beyersbergen, Gerard W.

Volltext

A Nasal Marker for Ducks von Sugden, Lawson G., Poston, Herbert J.

Volltext

Energy requirements and growth of captive Lesser Scaup von Sugden, L.G, Harris, L.E

Volltext