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United States. Agricultural Research Service. Animal Disease Eradication Division

Emulsifiable concentrates of insecticides permitted in Animal Disease Eradication Division programs
Emulsifiable concentrates of insecticides permitted in Animal Disease Eradication Division programs
United States. Agricultural Research Service. Animal Disease Eradication Division
Eradicating scrapie of sheep
Eradicating scrapie of sheep
United States. Agricultural Research Service. Animal Disease Eradication Division
Interpretation (results of tests)
Interpretation (results of tests)
United States. Agricultural Research Service. Animal Disease Eradication Division