Pickrell, J.A.; Heber, A.J.; Murphy, J.P.; May, M.M.; Nolan, D.; Oehme, F.W.; Schoneweis, D.; Gillespie, J.R.; Henry, S.C.
(Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, 1992)
Caretakers and pigs in dusty environments
with particles and toxic gases may sustain
health consequences. We studied concentrations of ammonia, endotoxin, and total and respirable dust particles in four mechanically ...