2018-07-272018-07-272016Egyptian Journal of Animal Production, 53(2): 141-146 [open access]0302-4520https://hdl.handle.net/20.500.12348/104The main objectives of this study were to evaluate growth performance and estimate line crossing parameters of improved Abbassa tilapia strain and a commerciall Manzala strain within a complete diallel cross at 6 weeks old after hathing. This is done in order to determine the optimum utilization of these strains and crosses for the production of premiun growth and survival of tilapia seeds.application/pdfCC BY 4.0Journal Article