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Preventive vaccination against blackleg


Author:
United States Department of Agriculture, Salmon, D. E., United States Bureau of Animal Industry, and United States Department of Agriculture
Source:
Circular (United States. Bureau of Animal Industry) ; no. 20 1897
Year:
1897
Subject:
Blackleg in cattle
Format:
2 p. ; 24 cm.
Publisher:
U.S. Dept. of Agriculture, Bureau of Animal Industry
Collection:
Organic Roots Collection