Effect of a biogas-plant effluent-based pelleted diet on the growth of Oreochromis mossambicus fingerlings

acuicultura aliment pour animaux alimentation alimentation des poissons aquaculture arroz bovin bran cattle crecimiento croissance engrais organique farmyard manure feeding feeds fermentation fish culture fish farming fish feeding fishes fumier gain de poids ganado bovino ganancia de peso granulos comprimidos growth liveweight gain oreochromis mossambicus organic fertilizers peces pellet pellets piensos piscicultura pisciculture poisson (animal) proteine proteins rice riz salvado son tilapia (genre) tilapia (genus) weight gain