Piroplasma Infections of Canadian Dairy Cattle Imported to GeongBuk, Korea: Piroplasma Infections in Several Farms

경북지방(慶北地方)에 수입(輸入)된 Canada 산(産) 유우(乳牛)의 Piroplasma 감염피해(感染被害)에 관(關)한 조사보고(調査報告)(II) 수개목장(數個牧場) 사육우(飼育牛)의 Piroplasma 감염상황(感染狀況)과 치료성적(治療成績)에 관하여

A survey of piroplasma infections, and trials of therapy of dairy cattle imported from Canada were conducted. The studies were carried out by hematological and clinical examinations, from May to September, 1970. The result obtained were summarized as follows: 1. A considerable damages due to Babesia and Theileria infections of dairy cattle were observed in several dairy farms where Pamaquine and Quinuroneum sulphate treatment was applied. 2. The infection was more commonly found in farms where Korean native cattle was raised previously. 3. The dairy cattle raised on pasture which is lightly infected with ticks were mostly infected with Theileria. The infected cattle were easily recovered after treatment with Pamaquine. 4. Leukocytosis and the left shift of neutrophils were observed in the cattle showing mixed infection with Babesia and Theileria.