Avian leukosis and Marek s disease. Symposium Sofia October 12-14, 1970 reports and communications.
Card's contents:517,487 MLADENOV Z. /red./ Avian leukosis and Marek s disease. Symposium Sofia October 12-14, 1970 reports and communications.Editorial board: Z. Mladenov, St. Nedyalkov and N. Sotirov. Sofia 1972 Publishing House of the Bulgarian Academy of Sciences 8° s. 263, nlb.1, tabl.30.