The Effect of Quantitative Feed Restriction During the Starter Period on Compensatory Growth and Carcass Characteristics of Broiler Chickens

2012 ◽  
Vol 11 (11) ◽  
pp. 1049-1054
Author(s):  
Mohammad A.R. Jalal ◽  
Hana A. Zakaria
2002 ◽  
Vol 2002 ◽  
pp. 84-84
Author(s):  
A. Hassanabadi ◽  
A. golian

Purpose of researches in feed restriction area is improvement of feed efficiency, decrease of carcass fat content and abdominal fat pad size (Plavnik and Hurvitz,1991).Birds after early life feed restriction have less maintenance requirements due to decrease of heat increment and decrease of basal metabolic rate and specific dynamic action of food (Forsum et al.,1981).In many investigations, compensatory growth have not observed (Summers et al.,1990).It seems administration of Thyroid hormone after feed restriction can induce compensatory growth. The objective of the present study was to investigate the effect of early feed restriction and L-Thyroxin administration after early feed restriction on compensatory growth in broiler chickens.


2016 ◽  
Vol 30 (5) ◽  
pp. 672-682 ◽  
Author(s):  
Hassan M. Abdel-Hafeez ◽  
Elham S. E. Saleh ◽  
Samar S. Tawfeek ◽  
Ibrahim M. I. Youssef ◽  
Asmaa S. A. Abdel-Daim

2003 ◽  
Vol 2003 ◽  
pp. 181-181
Author(s):  
H. Jahanian Najafabadi ◽  
A. Golian ◽  
F. Eftekhari Shahroudi

Early feed restriction programs designed for reducing body fat in broiler chickens rely on the phenomenon called compensatory growth to produce final body weight equal to controls and success of each feed restriction program is measured based on complete compensatory growth and the amount of body fat. Compensatory growth is defined as a recovery from a growth deficit resulting from a limited nutrient intake. Plavnik and co-workers in a series of studies showed that restricting metabolisable energy intake to providing only maintenance requirement for a short period early in the life of broilers resulted to a reduction in carcass and abdominal fats without affecting overall growth until 56 day of age. This means that there is potential to underfeed broilers for some time, without affecting weight at normal market age. The objective of this experiment was to determine the effect of severity of diet dilution (energy and protein) and duration of early feed restriction on body weight and abdominal fat of male broiler chickens.


2007 ◽  
Vol 86 (4) ◽  
pp. 654-660 ◽  
Author(s):  
X.A. Zhan ◽  
M. Wang ◽  
H. Ren ◽  
R.Q. Zhao ◽  
J.X. Li ◽  
...  

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