C. H. Halvorson

Habitat Management for Hole-Nesting Birds in Forests of Western Larch and Douglas-fir

W. C. Fischer, B. Mcclelland, S. S. Frissell, 1979 .

RODENT OCCURRENCE, HABITAT DISTURBANCE, AND SEED FALL IN A LARCH-FIR FOREST'

C. H. Halvorson, 1982 .

SURVIVAL ANALYSIS FOR A RED SQUIRREL POPULATION

R. Engeman, C. H. Halvorson, 1983 .

2,4‐D Herbicide, Vegetation, and Pocket Gopher Relationships Black Mesa, Colorado

P. L. Hegdal, H. P. Tietjen, Ancel M. Johnson, 1967 .