作者: Michael J. Dorrance , John Bourne
DOI: 10.2307/3897890
关键词: Fencing 、 Environmental science 、 Fishery 、 Predation 、 Grazing
摘要: Electric fences with alternating charged and grounded wires were evaluated throughout 1?/2-2'/2 grazing seasons on five farms under conditions typical of most domestic sheep operations in the forested areas Alberta. These eliminated or sharply reduced predation appear to be an economical, effective, nonlethal method for preventing coyote