FIELD EXPERIMENTS ON VACCINATION AGAINST CONTAGIOUS BOVINE PLEUROPNEUMONIA WITH LIVE CULTURE OF ASTEROCOCCUS MYCOIDES IN MANCHOUKUO. I. THE RESULTS OBTAINED IN THE PROVINCE OF PIENCHIAN AND FIVE OTHER PROVINCES IN 1939∼1941.
Author's Organization:National Institute for Infectious Diseases of Animals National Institute for Infectious Diseases of Animals National Institute for Infectious Diseases of Animals National Institute for Infectious Diseases of Animals