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ralph p hotis
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Cilt sonuçları
A simple method for detecting mastitis Streptococci in milk
Ralph P. Hotis · U.S. Dept. of Agriculture
Sayfa sayısı yok · 1936
Streptococcus agalactiae / Milk / Microbiology
Heavy cottonseed meal feeding in relation to udder troubles in dairy cows
Ralph P. Hotis · U.S. Dept. of Agriculture
16 sayfa · 1935
Udder / Dairy cattle / Diseases / Feeding and feeds