TY  - BOOK
AU  -  Graaf,Gerjan de
AU  -  Janssen,Hans
ED  -  Food and Agriculture Organization of the United Nations.
TI  -  Artificial reproduction and pond rearing of the African catfish Clar ias gariepinus in sub-Saharan Africa : :  a handbook / 
PY  - 1996///
CY  -  Rome : 
PB  -  Food and Agriculture Organization, 
KW  -  African catfish
KW  -  Artificial reproduction
KW  -  Handbooks, manual, etc
KW  -  Pond rearing
ER  -