Somatometric indicators of embryos and neonatal chicks of meat and laying hens
Submitted by Гость (not verified) on Tue, 07/09/2024 - 16:45In the studies, hatched eggs from 39-week-old meat and laying hens of the autosex cross “Dominant CZ” from the parental flock of LLC “Agrokormservis Plus” (Pyatigorsk) were used in three-tier cage batteries: “Sussex D-104” (“D-104”) – ♂ and ♀ Sussex, “Blue D-107” (“D-107”) – ♂ Andalusian Blue and ♀ Black-striped Plymouth Rock (PP), “Black D-849” (“D-849”) – ♂ Black-striped Plymouth Rock (PP) and ♀ Rhode Island. The shelf life of the eggs before incubation is three days. All the eggs were marked with a serial number and weight prior to incubation. Incubation of eggs from 144 to 150 pcs.