In 2020, a calf diarrhea outbreak occurred at a cattle farm located in Qiqihar City, Heilongjiang Province, China, fecal samples or anal swabs were collected from calves. The fecal samples were dilute
The goal of this study was two-fold: first, to compare the microbial communities isolated from difference regions of the cow udder epithelium: base of the udder, teat skin, teat end, and internal teat
