Response of Domyati ducklings to diets containing different levels of metabolizable energy and crude protein 1-during growth period [electronic resouce].

Includes references.

A total number of 540 Domyati ducklings at one-day-old were used, weighed and divided into nine treatment groups of3 replicates each to investigate the effect of different dietary levels of metabolizable energy (ME) and crude protein (CP) in (3x3) jactorial design on growth performance, some blood constituents and carcass characteristics as well as nutrients digestibility of Domyati ducklings during the growing period (0-12 weeks of age). The dietary treatments fed from 0 - 6 weeks ofage had 2600(Low), 2800(Medium) and 3000(High) kcal of ME/kg, each contained 18(Low), 20(Medium) and 22(High) % CP, whereas, from 7 – 12 weeks of age, these diets had 2550, 2650, and 2750 kcal of ME/kg, and each contained 12,14 and 16% CP.

Summary in Arabic.

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