Chapweteka, Doness; supervised by K Mzengereza <br/><br/>
effects of sex rations on fry production of Tilapia Rendalli reares in Hapas: 
Doness Chapweteka 
 - x, 26p.:  ill.;  24 cm 
 - BSFS .
<br/><br/> includes appendix 
<br/><br/><label>Standard No.: </label> 022409 
<br/><br/><label>Subjects--Topical Terms: </label><br/>effects of sex ratios --dissertation