1Muktar Y,Mamo G, Tesfaye B, et al. A review on major bacte- rial causes of calf diarrhea and its diagnostic method. [J].Vet. Med. Anim. Heatth,2015,7(5):l?3-185.
2Uhde FL, Kaufmann T, Sager H, et al. Prevalence of four enteropathogens in the faeces of young diarrheic dairy calves in Switzerland[J].Vet. Rec,2008(163):362-366.
3Barrels CJ, Holzhauer M, Jorritsma R, et al. Prevalence prediction and risk factors of enteropathogens in normal and non normal faces of young Dutch dairy calves [J]. Prey. Vet. Med, 2010(93):162-169.
4Cho Yong-il. Ecology of calf diarrhea in cow-calf opera- tions[D]. Iowa State University Graduate theses and dis- sertation paper, 2013.
5Bhat SA, Juyal PD, SinglaLD. Prevalence of cryptosporid- iosis in neonatal buffalo calves in Ludhiana district of Punjab, India. Asian[J]. Anim. Vet. Adv,2012,7(6):512- 520.
6Bhat SA, Juyal PD, Singla LD. Bovine cryptosporidiosis: brief review of its distribution in india[J]. Trends Par- asitoL Res,2013,2(2):5-13.
7Singla LD, GuptaMP, Singh H, et al.hntigen based diagno- sis of Cryptosporidium parvum infection in cattle and buffalo faeces[J].Indian J. Anim. Sci,2013(83):37-39.
