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Chapter 2 Tilapia breeding in lowinput systems
Chapter 3 Managing nutrients in fishponds
Chapter 4 Managing nutrients in IAA systems
Chapter 5 Sustainability livelihoods and markets
activities agricultural agro-ecological animals approach aquatic areas Asia assessment availability Bangladesh breeding programmes cash chicken manure common carp communication contribution crop D.C. Little dynamics ecological economic Ecopath effective population size effects efficiency environment environmental extension farmers farming households farming systems feed fertiliser fish culture fish production Fisheries fishponds genetic improvement global growth harvest IAA farming IAA systems impact important inbreeding income increase intensification Kenya kg N ha-1 labour land livelihoods livestock low-input Mekong delta Netherlands Nile tilapia Nile tilapia Oreochromis nitrogen Nutmon off-farm on-farm Oreochromis niloticus organic matter participatory pellets phytoplankton polyculture pond sediment poor population poultry rice fields rohu rural seed production selection sex ratio shrimp silver carp small ruminants smallholder soil fertility soil nutrient balance species stakeholders stocked strategies sustainability Thailand tilapia Oreochromis niloticus Verdegem Vietnam Wageningen University zooplankton