Field observations of fish species susceptible to epizootic ulcerative syndrome in the Zambezi River basin in Sesheke District of Zambia

clarias gariepinus control de enfermedades diagnosis diagnostic disease control disease surveillance enfermedades de los peces epizootia epizootics epizootie especies fish diseases hydrocynus vittatus maladie des poissons micralestes acutidens serranochromis angusticeps species tilapia sparrmanii vigilancia de enfermedades