| a longitudinal study on enteropathogenic infections of livestock in trinidad. | a longitudinal study was conducted on selected livestock farms to determine the prevalence of enteropathogens in diarrhoeic and non-diarrhoeic animals. the enteropathogens assayed from faecal samples and rectal swabs were bacteria (escherichia coli, campylobacter spp. salmonella spp. and yersinia enterocolitica), parasites (coccidia, gastrointestinal nematodes and cryptosporidium spp.) and viruses (group a rotavirus and parvovirus). the prevalence of the enteropathogens in various animal species ... | 2001 | 11340494 |
| prevalence of salmonella, listeria monocytogenes, campylobacter spp., yersinia enterocolitica and cryptosporidium spp. in bulk milk, cows' faeces and effluents of dairy farms in trinidad. | the prevalence of listeria, salmonella, campylobacter, yersinia and cryptosporidium species in bulk milk, faeces of dairy cows and effluents of milking parlours from dairy farms in trinidad was investigated. of the 177 bulk milk samples studied, 3 (1.7%), 3 (1.7%) and 2 (1.1%) were positive for l. monocytogenes, salmonella spp. and y. enterocolitica, respectively, but were all negative for campylobacter and cryptosporidium species. from 333 faecal samples tested, l. monocytogenes, campylobacter ... | 1996 | 9239938 |