5 treff

Mineral licks, geophagy, and biogeochemistry of North American ungulates
Robert L. Jones, Harold C. Hanson
Bok Engelsk 1985
The biogeochemistry of blue, snow and Ross´ geese
by Harold C. Hanson and Robert L. Jones
Bok Engelsk 1976
The giant Canada goose
Harold C. Hanson
Bok Engelsk 1965
The mourning dove in Illinois
Harold C. Hanson [and] Charles W. Kossack...
Bok Engelsk 1963
The dynamics of condition factors in canada geese and their relation to seasonal stresses
Hanson, Harold C.
Bok Engelsk 1962