tailieunhanh - Small-scale freshwater fish farming - Chapter 1,2

Agrodok 15 Small-scale freshwater fish farming This Agrodok aims at providing basic information on how to set up a small-scale fish farm for subsistence purposes. As fish farming practices are very diverse, we have chosen to limit ourselves | Agrodok 15 Small-scale freshwater fish farming Eira Carballo Assiah van Eer Ton van Schie Aldin Hilbrands Agromisa Foundation and CTA Wageningen 2008. All rights reserved. No part of this book may be reproduced in any form by print photocopy microfilm or any other means without written permission from the publisher. First edition 1996 Second edition 2004 Third revised edition 2008 Authors Eira Carballo Assiah van Eer Ton van Schie Aldin Hilbrands Editor Eira Carballo Illustrators Linda Croese Oeke Kuller Barbera Oranje Mamadi B. Jabbi Olivier Rijcken Design RGA 2000 Groningen the Netherlands Translation Ninette de Zylva language editing Printed by Digigrafi Wageningen the Netherlands ISBN Agromisa 978-90-8573-077-4 ISBN CTA 978-92-9081-364-4 Foreword This Agrodok aims at providing basic information on how to set up a small-scale fish farm for subsistence purposes. As fish farming practices are very diverse we have chosen to limit ourselves to small-scale freshwater fish farming in the tropics. And as pond fish farming is the most common form of fish cultivation in these areas the information provided focuses on pond construction and pond management. The first part of this Agrodok Chapters 1 to 4 describes the principles of fish farming types of fish farms methods of fish farming and pond maintenance and monitoring. Also included is a section on periphyton-based fish farming a new and promising technology. The second part of the book gives basic guidelines for setting up a fish farm and covers the selection of a proper site of farm type and of fish species to be cultured. Fish nutrition health reproduction harvesting and post-harvesting aspects are briefly discussed. Agromisa welcomes your comments on the contents of this book or additional information in order to improve future editions. Wageningen 2008. Eira Carballo Foreword