Flies injurious to stock; being life-histories and means of prevention of a few kinds commonly injurious, with special observations on ox warble or bot fly
London, Simpkin, Marshall, Hamilton, Kent, & co, 1900
1900
U.S. Department of Agriculture, National Agricultural Library
U.S. Department of Agriculture, National Agricultural Library
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Public domain. The BHL considers that this work is no longer under copyright protection.