Compendium of the results from the ALCOM aquaculture programme for smallholder farmers in Southern Africa

acuicultura aquaculture enfermedades humanas environmental impact esquistosomosis extension extension activities fish ponds human diseases impact sur l'environnement impacto ambiental maladie de l'homme petite exploitation agricole pilot projects projet pilote proyectos pilotos schistosomiasis schistosomose small farms vecteur de maladie vectores vectors vulgarisation