Freshwater aquaculture development in China. Report of FAO/UNDP study tour organized for French-speaking African countries, 22 April - 20 May 1980

acuicultura aquaculture cage culture carp carpa carpe cultivo en jaulas culture en cage embalses extension extension activities fertilisation fertilizer application fish culture fish larvae fish ponds fishes lac lagos lakes larvas de peces larve de poisson peces piscicultura pisciculture poisson (animal) tilapia vulgarisation water reservoirs