Oregon State University. Extension Service; Washington State University. Extension; University of Idaho. Extension; United States. Dept. of Agriculture; Allen, N. (Nancy); Pacific Northwest Cooperative Extension ([Corvallis, Or.] : Oregon State University, Extension Service, 2002-07)
Two factors have led to curtailment of some lethal methods of combating
sheep predators and limit the use of others: changes in public attitudes
and more restrictive state and federal regulations. Ranchers now use more ...