Egg quality evaluation in reserved flocks of hens
1986
Rozycka, B. | Wezyk, S. (Instytut Zootechniki, Krakow (Poland). Zaklad Hodowli Drobiu)
During two following years egg quality traits of hens from 7 reserved strains at Szczytno farm had been evaluated. The highly significant differences in egg quality between years and among strains were stated. The highest shell strength and thickness and the lowest egg weight was found in Zoltonozki and Polbar strains. The indices of yolk colour and yolk and protein quality were also the best for these strains
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