Results of a study to determine the lethal doses (ld100 and ld50) of s. typhimurium in experiments on laying chickens
A.Kh.Khatamov; H.S. Salimov
In laboratory experiments carried out on 12 day old chickens, the 100% lethal dose (LD100) was established in the amount of 600 million microbial bodies - S. typhimurium. Thus LD50 (killing 50% of chickens) amounted to 400 million Salmonella. The ...