| risk factors associated with occurrence of nematodes in free range pigs in busia district, kenya. | nematode infections are a serious constraint to pig production, especially where free range pig keeping is practiced. this study investigated the epidemiology of nematodes in free range pigs in busia district, kenya. three hundred and six pigs from 135 farms were sampled for faeces that were analysed for nematode eggs per gram (epg) of faeces using the mcmaster technique. the nematode eggs were also identified to genus and species based on morphology. a questionnaire on risk factors was also adm ... | 2011 | 21833678 |