enzootic respiratory diseases in the growing-finishing pig and control

- DRUMMOND J.G., CURTIS S.E., SIMON J., 1978. Effects of atmospheric ammonia on bacterial clearance in theyoung pig. Am. J. Vet. Res. 39, 211-212.- FLESJA K.I., SOLBERG I.1981. Pathological lesions in swine at slaughter. Acta Vet. Scand., 22, 272-282- GOODWIN RFW 1991. Clinical and Epidemiological aspects of respiratory disease in pigs. Proceedings RoyalVer./Pfizer Ltd symposium, Royal Vet. College, July 1991, pp.47-52- GUZYLACK S., MORVAN P., PABOEUF F., LABBE A., CHEVALLIER B., KOBISCH M., MADEC F., 1997. Infectiondes porcs charcutiers par Actinobacillus pleuropneumoniae. Etude séro-épidémiologique dans 5 élevages. J. Rech.Porcine 29, 31-38.- HALL W.F., BANE D.P., KILROY C. R., ESSEX-SORLIE D.L., 1990. A model for the induction of Pasteurellamultocida type A pneumonia in pigs. Can. J. Vet. Res. 54, 238-243.- HURNIK D.,DOHOO I.R., BATE L.A., 1994 . Types of farm management as risk factors for swine respiratorydisease. Prev. Vet. Red. 20, 147-157- JERICHO KWF 1968. Pathogenesis of pneumonia in pigs. The Vet. Record 82, 507.- JOBERT J.L., SAVOYE C., CARIOLET R., KOBISCH M., MADEC F., 2000. Experimental aerosol transmission of A.pleuropneumoniae to pigs. Can. J. Vet. Res., 64, 21-26.- JOLIE R., BACKSTROM L., OLSON L., CHASE C., 1999. A 15-week experimental exposure of pigs to airborne dustwith added endotoxin in a continuous flow exposure chamber. Can. J. Vet. Res. 63, 129-137.- KOBISCH M., BLANCHARD B., LE POTIER M.F., 1993. Mycoplasma hyopneumoniae infection in pigs : duration ofthe disease and resistance to reinfection. Vet. Res. 24, 67-77.- KOVACS F., NAGY A., SALLAI J., 1967. Concentrations of dust, airborne bacteria and ammonia in pig housing andtheir relationship to the incidence of pneumonia. Magyar Allotorvosok Lapja, 22, 496-505.- LARSEN I.P., 1998. Danish SPF herds: a lesson in precautions. Pig progress, June 1998, 46-47.- LARSSON K., EKLUND A.G., HANSSON L.O., I. SAKSSON B.M., MALMBERG P.O., 1994. Swine dust causesintense airways inflammation in healthy subjects. Am. J. Respir. Crit. Care Med., 150, 973-977.- LAVAL A., 1995. Respiratory diseases, vaccination principles: what strategy should be adopted? When and how touse vaccines? Pigs-Misset June 1995, 28-29.- LEON E.A, MADEC F., TAYOR N.M., KOBISCH M., 2001. Seroepidemiology of Mycoplasma hyopneumoniae inpigs from farrow-to-finish farms. Vet. Microbiol. 78, 331-341.- MADEC F., KOBISCH M., LEFORBAN Y., 1993. An attempt at measuring health in nucleus and multiplier pig farms.Livest. Prod. Sci. 34, 281-294.- MADEC F., TILLON J.P., 1986. The ecopathological approach in pig veterinary practice. Its application to the controlof enzootic respiratory diseases in intensive pigs units. Proceedings pig Vet. Soc. 15, 7-26.- MAES D.G., DELUYKER H., VERDONCK M., CASTRYCK F., MIRY C., VRIJENS B., DUCATELLE R., DE KRUIFA. Non- infections factors associated with macroscopic and microscopic lung lesions in slaughter pigs from farrowto-finish herds. The Vet. Rec. 148, 41-46- MEBUS CA., UNDERDAHL NR, 1977. Scanning electron microscopy trachea and bronchi from gnotobiotic pigsinoculated with Mycoplasma hyopneumoniae. Am. J. Vet. Res. 38, 1249-1254.- ROBERTSON J.F., 1993. Dust and ammonia concentrations in pig housing: the need to reduce maximum exposurelimits. Livest. Environment Ivth Intern. Symp. Univ. of Warrick, Coventry, England 6-9 July 1993, 4, 694-700.- SCHEIDT A.B., CLINE T.R., CLARK L.K., MAYROSE V.B., VAN ALSTINE W.G., DIEKMAN M.A., SINGLETONW.L., 1995. The effect of all-in/all-out growing-finishing on the health of pigs. Swine Health and Production 3, 202-205.- SEBUNYA TNK, SAUNDERS J.R., OSBORNE A.D. 1983. Dose response relationship of Haemophiluspleuropheumoniae aerosols in pigs. Can.J. Comp.Red; 47;54 –56- SOLANO G.I., BAUTISTA E., MOLITOR T.W., SEGALES J., PIJOAN C., 1998. Effect of Porcine Reproductive andRespiratory Syndrome Virus infection on the clearance of Haemophilus parasuis by porcine alveolar macrophages.Can. J. Vet. Res., 62, 251-256.- SORENSEN V. , AHRENS P., BARFOD K., FEENSTRA A. A., FELD N.C., FRIIS N.F, BILLE-HANSEN V., JENSENN.E., PEDERSEN M.W. 1997. Mycoplasma hyopneumonise infection in pigs : duration of the disease and evaluationof four diagnostic assays Vet. Microbiol; 54, 23-346