Concentration of heat-stable (Sta) in the feces of calves with diarrhea due to escherichiacoli - Araya Sánchez, Luis N., 1954- ([S.l.] : L.N. Araya S., 1982)
Tesis (Maestría)--University of Guelph
Bibliografía: h. 99-111
Keywords: BACTERIAS; INVESTIGACION; ESCHERICHIA COLI