Antibiotic comparison with growing-finishing swine /
Pickett, R. A.(Richard A.),author.
Virgin, B. D.,author.
Beeson, W. Malcolm(William Malcolm),1911-1988,author.
Purdue University.Agricultural Experiment Station.
Caption title.
"September, 1964."
Antibiotics in animal nutrition.
Swine
Antibiotics in animal nutrition.
Swine