... Tixier-Boicharddata of G6, G8 and G10 to G16 of the control line, the analysis showed a positiveeffect of the NA gene on the mean and on the coefficient of variation of theclutch length with 3.09, 3.28, 3.34 and ... Sewalem A., Johansson K., Wilhelmson M., Lillpers K., Inbreeding and inbreed-ing depression on reproduction and production traits of White Leghorn linesselected for egg production traits, Br. Poult. ... generation n, isn and idnare the selection intensity of the sires and dams ingeneration n.3. RESULTS3.1. Data distribution and transformationFigure 1 shows the data distribution of average...