Mode of Inheritance and Interrelationship among Age at First Egg, Body Weight at First Egg and Weight of First Egg in Local by Exotic Inbred Chicken Crosses
نویسندگان
چکیده
منابع مشابه
First the Chicken, Then the Egg
I love eggs. Always have, and I expect I always will. Eggs are an easy, quick and inexpensive source of protein, and with my busy professional and personal life, I need protein to stay grounded. I remember when there was hype about eggs having too much cholesterol. People were cutting out eggs and resorting to some form of liquid egg in a carton. I didn’t buy into it, and continued eating my da...
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The study was conducted to determine the effects of turkey (Meleagris gallopavo)egg weight on certain egg traits and hatching performance. A total of 178 turkey eggs comprising of three different egg weight groups below 60 g (G I), 61 to 69 g (G II) and above 70 g (G III) were used for this study. Average egg weight (g), egg length (cm), egg breadth (cm) and egg volume (cm3) values increased wi...
متن کاملEffects of hen production cycle and egg weight on egg quality and composition, hatchability, duckling quality, and first-week body weight in Pekin ducks.
This study was conducted to determine the effect of hen production cycle (HPC) and the effect of egg weight (EW) at the same egg production level on egg quality, egg composition, hatchability, duckling quality, and first-week BW in Pekin ducks. For HPC, hatching eggs were obtained from different Pekin-duck breeder flocks, aged 31 wk for the first production cycle (HPC1) and 78 wk for the second...
متن کاملFirst and Second Cycle Egg Production Relationships
A study of 1231 first cycle and 887 second cycle table egg flocks (by Bell and Adams) in the early 1980’s in California revealed a series of very important relationships. These relationships are essential to the decision of whether or not flocks should be molted and if so, when? If molting is to pay, the second cycle of production must yield high performance compared to a one cycle option. The ...
متن کاملefl students gender and socioeconomic status: the use of politeness strategies in the first and second languages
within the components of communicative competence, a special emphasis is put on the “rules of politeness,” specifically the politeness strategies (brown and levinson, 1978) that speakers deploy when performing the request speech act. this is because the degree of imposition that making a request places upon one’s interlocutor(s) has been seen to be influenced by several factors among which, as ...
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ژورنال
عنوان ژورنال: International Journal of Poultry Science
سال: 2010
ISSN: 1682-8356
DOI: 10.3923/ijps.2010.948.953