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Egg Production Performance in a Nigerian Local Chicken Ecotype Subjected to Selection

Author(s): Vivian Oleforuh-Okoleh | Christopher. C. Nwosu | A. I. Adeolu | I. Udeh | C. P. N. Uberu | H. M. Ndofor-Foleng

Journal: Journal of Agricultural Science
ISSN 1916-9752

Volume: 4;
Issue: 6;
Date: 2012;
Original page

This study aims to contribute towards the genetic improvement of Nigerian local chicken ecotype through selection. Genetic parameters for body weight at first egg (BWFE), egg number (EN) and egg weight (EW) till first 90 days of lay were estimated for both selected and control lines. Selection was based on an index using BWFE, EN and EW as the selection criterion traits. After three generations of index selection, BWFE, EN and EW all improved significantly (P
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