Cow faeces research. Microbiologist collecting samples of cow pats (faeces) from an intensive feeding (feedlot) pen on a cattle farm. The samples will be taken back to a laboratory to be cultured for a range of bacteria to assess the health of the cattle. Bacteria that will be present include E. coli. Photographed in the USA | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Greb, Peggy / US Department of Agriculture |
Bildgröße: | 2417 px × 3626 px |
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