Relation of Egg Weight to Chick Weight at Hatching.
نویسندگان
چکیده
منابع مشابه
Effect of Egg Weight on Egg Traits and Hatching Performance of Turkey (Meleagris gallopavo) Eggs
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 کاملEffect of Hatching Egg Size on Hatchability and Chick Hatch-weight of Indigenous Venda Chickens
An experiment was conducted to determine the effect of hatching egg size on hatchability and hatch-weight of indigenous Venda chickens (Gallus gallus domesticus). Three different egg size groups classified into small: (<49 g) medium: (50-59 g) and large:(60-69 g) were used in the experiment. A complete randomized design was used for the experiment. Simultaneously a quadratic type equation was u...
متن کاملNEONATAL MORTALITY IN RELATION TO BIRTH WEIGHT
730 low birth weight (LBW) neonates and 1460 controls were selected from 13,123 neonates born from October 1988 to June 1989 in 17 hospitals and maternity units in Tehran, and were compared for mortality in the first seven and up to 28 days of life (early neonatal period). In this study all low birth weight newborns are divided according to four sub-groups of birth weight, and the mortalit...
متن کاملeffect of egg weight on egg traits and hatching performance of turkey (meleagris gallopavo) eggs
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 کاملneonatal mortality in relation to weight at birth
in this research a comparative study has been made between case and control groups. the cases were low birth weight newborns (under 2500 gr) and the controls were normal berth weighing 2500 gr or more at birth. four groups of birth weight were considered as follows: very low birth weight, low birth weight, moderately low birth weight and normal. the data were collected over a period of 8 months...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Poultry Science
سال: 1922
ISSN: 0032-5791
DOI: 10.3382/ps.0010143