International seminary on increasing the productivity of fishes by selection and hybridisation, 19-24 sept, 1978 szarvas, hungary /  
[Ed] Janos Olah, Zoltan Krasznai 
 - Szarvas  Fisheries Researh Institute  1978 
 - 225 p 
<br/><br/><label>Subjects--Topical Terms: </label><br/>PISCICULTURA
<br/><br/><label>Dewey Class. No.: </label>597.016063