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Filtering by: Subject Ring-necked pheasant -- Behavior Degree Field Toxicology Resource Type Masters Thesis

Evaluation of current agricultural practices and organophosphorus insecticide use in relation to ring-necked pheasant numbers at Klamath Basin Refuges, California

Creator:

Grove, Robert Allan

Abstract:

A declining population of ring-necked pheasants (Phasianus colchicus) was studied at Tule Lake National Wildlife Refuge (TLNWR) from the summer of 1990 through the spring of 1993. Pheasant densities/50 ha at TLNWR in 1989, 1991, and 1992 were considerably lower (16.86, 8.49, and 6.81) than the >62 density seen in...

Resource Type:

Masters Thesis

Full Text:

organophosphorus insecticide use in relation to ring-necked pheasant numbers at Klamath Basin Refuges, California