Buscar
Mostrando ítems 1-10 de 298
Egg traits and physiological neonatal chick parameters from broiler breeder at different ages
(Fundação APINCO de Ciência e Tecnologia Avícolas, 2004-03-01)
This investigation was carried out to study egg traits (weight, specific gravity and eggshell thickness), and neonatal chick parameters (weight, blood, cardiac and lung parameters) from breeder at different ages. After ...
Effect of broiler breeder age on pancreas enzymes activity and digestive tract weight of embryos and chicks
(Fundação APINCO de Ciência e Tecnologia Avícolas, 2004-03-01)
A study was carried out to evaluate the effect of broiler breeder age on the development of the digestive tract of embryos and chicks. Fertilized eggs Cobb from 30 and 60 week-old broiler breeder was utilized in this ...
Environmental temperature and cloacal and surface temperatures of broiler chicks in first week post-hatch
(Applied Poultry Science Inc, 2000-03-01)
Adequate environmental temperature during the brooding period is very important to future broiler performance. Thus, the objective of this study was to investigate the extent to which environmental temperature affects the ...
Environmental temperature and cloacal and surface temperatures of broiler chicks in first week post-hatch
(2000-01-01)
Adequate environmental temperature during the brooding period is very important to future broiler performance. Thus, the objective of this study was to investigate the extent to which environmental temperature affects the ...
Influência de Fatores Antinutricionais da Leucena (Leucaena leucocephala e Leucaena cunningan) e do Feijão Guandu (Cajanus cajan) Sobre o Epitélio Intestinal e o Desempenho de Frangos de Corte
(2000-11-01)
A trial was conducted to evaluate the influence of antinutritional factors in some feedstuffs on broiler chick's performance and intestinal epithelium. A total of 480 one-day old broiler chicks were allotted to a completely ...
Effects of egg storage time on spread of hatch, chick quality, and chick juvenile growth
(Poultry Science Assoc Inc, 2003-05-01)
A total of 1,800 incubating eggs produced by a commercial flock of Cobb broiler breeders was used to determine the effects of storage duration (3 or 18 d) on spread of hatch and chick quality. Chick relative growth (RG) ...
Effect of Phytase Supplementation in Diets on Nutrient Digestibility and Performance in Broiler Chicks
(Poultry Science Assoc Inc, 2008-06-01)
A performance trial was conducted with broiler chicks to Study the effect of phytase (PHY) supplementation in diets formulated With reduced AME, Ca, and P. The nutrient digestibility was determined during the 14- to 21-d ...
Estimating the impact of environmental conditions on hatching results using multivariable analysis
(Fundação APINCO de Ciência e Tecnologia Avícolas, 2008-12-01)
Hatching results are directly related to environmental and biological surroundings. This research study aimed at evaluating the influence of incubation environmental conditions on hatchability and one-day-old chickling ...
Broiler breeder age and dietary energy level on performance and pancreas lipase and trypsin activities of 7-days old chicks
(2004-01-01)
The objective of this study was to evaluate the effects of broiler breeder age and the dietary energy level (2,900 and 3,200 kcal ME/kg) on performance and pancreas lipase and trypsin activities of chicks during the first ...
Immunological evaluation of the intestinal mucosa of broiler chicks treated with Lactobacillus Spp. and challenged with Salmonella Enteritidis
(Fundação APINCO de Ciência e Tecnologia Avícolas, 2007-12-01)
This study aimed at the antibody production by intestinal mucosa of broilers chicks were orally inoculated with Lactobacillus spp. at one and/or 21 days of age, and subsequently challenged with Salmonella enterica, subspecies ...