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The Swine Sanitation Systems as Developed by the B...
作者
H. B. Raffensperger / J.-W. Connelly
出版1927
ISBN
OCLC:457449629
Anthelmintics for the Removal of Thornheaded Worms...
作者
Willard Hull Wright / H. B. Raffensperger
出版1930
ISBN
OCLC:459155679
Anthelmintics for the Removal of Thorn-headed Worm...
作者
Willard Hull Wright / H. B. Raffensperger
出版1930
ISBN
IND:30000091605752
主題
Helminths
Effects of Pork-Curing Processes on Trichinae
作者
United States. Department of Agriculture / H. B. Raffensperger / B. Schwartz / B. H. Ransom
出版1921
ISBN
OCLC:631383435
Effects of Pork-curing Processes on Trichinae
作者
Brayton Howard Ransom / Benjamin Schwartz / H. B. Raffensperger
出版1920
ISBN
HARVARD:32044107332553
主題
Pork
Recommendations of the Bureau of Animal Industry o...
出版1930
ISBN
LCCN:agr30001270
主題
Agricultural laws and legislation