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                             6 gevonden resultaten
nr titel auteur tijdschrift jaar jaarg. afl. pagina('s) type
1 An on-farm study of the epidemiology of Actinobacillus pleuropneumoniae infection in pigs as part of a vaccine efficacy trial Wongnarkpet, S
1999
39 1 p. 1-11
11 p.
artikel
2 Factors affecting milk urea nitrogen and protein concentrations in Quebec dairy cows Eicher, Richard
1999
39 1 p. 53-63
11 p.
artikel
3 Field efficacy of a combined use of Mycoplasma hyopneumoniae and Actinobacillus pleuropneumoniae vaccines in growing pigs Wongnarkpet, S
1999
39 1 p. 13-24
12 p.
artikel
4 Prevalence and risk factors associated with adventitious bursitis in live growing and finishing pigs in south-west England Mouttotou, N
1999
39 1 p. 39-52
14 p.
artikel
5 The effect of maternally derived immunoglobulin G on the risk of respiratory disease in heifers during the first 3 months of life 1 This report presents a portion of a dissertation submitted by the first author to the graduate school of Cornell University as partial fulfillment of the requirements for the Ph.D. degree. 1 Virtala, A.-M.K
1999
39 1 p. 25-37
13 p.
artikel
6 The incidence, calf morbidity and mortality due to Theileria parva infections in smallholder dairy farms in Murang'a District, Kenya Gitau, G.K
1999
39 1 p. 65-79
15 p.
artikel
                             6 gevonden resultaten
 
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