Year
1987
1987
Citation
Johnson, D. H. 1987. Barred owls and nest boxes--results of a five-year study in Minnesota. Pages 129-134 in Nero, R. W., et al., eds. Biology and conservation of northern forest owls. USDA For. Serv., Gen. Tech. Rep. RM-142.
Keywords
Reference Code
A87JOH04NAUS
A87JOH04NAUS
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