The extent to which thyroxin can be beneficial in improving egg production in two local
strains after peak of production was studied. Eighty Silver Montazah and 80 Gimmizah hens …

A total number of 297 Sinai hens (270 females and 27 males) 42-wks-old were used,
weighed and divided into nine treatment groups, three replicates each, to investigate the …

This experiment was conducted for a complex period of 24 wks (each of 12 wks,
respectively) to investigate the effect of adding different dietary levels of iodine as calcium …

A total number of Two hundred and forty, day old unsexed Pekin and Domyati ducklings
(120/each breeds) at one-day old were used in the present study. The experimental period …

A total number of 225 Fayoumi hens 34 weeks old, were used in this experiment to study the
effect of supplementing layer diet with 0.2% casein (c) with or without 0.015% iodine as …

A total of ninety Japanese Quail hens from 5 to 12 weeks of age reared under natural
lightening conditions (~ 10h. L: 14h. D) were randomly assigned for 3 treatments of 2 …

A total of 243 Japanese quails at 3 weeks of age were used to investigate the effect of
thyroid status and length of photoperiod on their reproductive performance. Birds were …

An experiment was conducted for a period of 9 wks to investigate the possible usefulness of
supplying different dietary levels of iodine as potassium iodide (KI) on modulating growth …

A total number of 132 (108 females and 24 males) ducks of both Pekin and Domyati at 24
weeks of age were assigned randomly into four treatment groups with three replicates of …

A total of 120 one day-old Nicholas turkey chicks were divided randomly into six equal
groups. The first and second groups were treated with distilled water (once and twice …