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최해연 ( Hae Yeun Choi ),정운선 ( Un Sun Joung ),유기조 ( Kee Cho Yoo ),오홍세 ( Hong Sea Oh ) 한국동물위생학회 1992 한국동물위생학회지 (KOJVS) Vol.15 No.1
A serological survey was carried out for the detection of antibody of Bovine Leukemia Virus(BLV) in nothern parts of Chung Buk area. The results were summarized as followed. 1. The overall positive rate was revealed as high as 15% with 48 positive cases out of 319 heads examined. 2. According to age, cattle of 4 to 7 ages showed relatively higher positive rate of 15% than other ages. 3. Seasonal differences of positive rate were not recognized. 4. BLV antibody titer of scales of cattles that from 5 to 15 heads farm were the highest. 5. With the result of blood test that of BLV positive cattle, the number of WBC was slightly increased, but other records were normal.