Search Results - "Bruggeman, V"
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Endocrine Interface of Environmental and Egg Factors Affecting Chick Quality
Published in Poultry science (01-05-2007)“…Day-old chicks are the endproduct of the hatchery industry and form important starting material for the broiler farms. The major objective is to obtain a high…”
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Effects of egg storage time on spread of hatch, chick quality, and chick juvenile growth
Published in Poultry science (01-05-2003)“…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…”
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Critical Assessment of Chick Quality Measurements as an Indicator of Posthatch Performance
Published in Poultry science (01-11-2008)“…For hatcheries, not only is it important to have a high level of hatchability, but the quality of the chicks provided also has to be good, because broiler…”
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Effects of Thermal Manipulation During Early and Late Embryogenesis on Thermotolerance and Breast Muscle Characteristics in Broiler Chickens
Published in Poultry science (01-05-2007)“…Genetic selection has significantly improved the muscle development of fast-growing broiler chickens in the last 50 yr. However, improvement in muscle growth…”
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effects of the spread of hatch and interaction with delayed feed access after hatch on broiler performance until seven days of age
Published in Poultry science (01-08-2005)“…Delay in access to feed for 1-d-old chicks impairs posthatch growth. It is a standard practice that 1-d-old chicks are deprived of feed for about 48 h before…”
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Broiler Breeder Paradox: ethical, genetic and physiological perspectives, and suggestions for solutions
Published in British poultry science (01-10-2010)“…1. Due to intensive selection, broiler chickens became the most efficient meat-producing animals because of their fast growth, supported by a virtually…”
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Comparison of Cobb and Ross strains in embryo physiology and chick juvenile growth
Published in Poultry science (01-08-2010)“…Broiler performance is known to be related to embryonic developmental parameters. However, strain or genotype differences with regard to embryo physiological…”
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Effects of genotype and feed allowance on plasma luteinizing hormones, follicle-stimulating hormones, progesterone, estradiol levels, follicle differentiation, and egg production rates of broiler breeder hens
Published in Poultry science (01-07-2006)“…The aim of this study was to compare and relate plasma hormone levels of luteinizing hormone (LH), follicle-stimulating hormone (FSH), progesterone (P4),…”
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Acclimation to Heat During Incubation: 3. Body Weight, Cloacal Temperatures, and Blood Acid-Base Balance in Broilers Exposed to Daily High Temperatures
Published in Poultry science (01-12-2008)“…The aim of the present study was to investigate the effects of parental age and heat acclimation during incubation on BW, cloacal temperature, and blood…”
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Acclimation to Heat During Incubation. 1. Embryonic Morphological Traits, Blood Biochemistry, and Hatching Performance
Published in Poultry science (01-06-2008)“…Eggs obtained from broiler breeders at 32 (young), 42 (middle aged), and 65 wk (old) were used to measure the effects of heat acclimation during incubation on…”
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Acclimation to heat during incubation: 4. Blood hormones and metabolites in broilers exposed to daily high temperatures
Published in Poultry science (01-09-2009)“…The objective of the present experiment was to study the effects of parental age and heat acclimation of embryos on blood metabolites and hormones of broilers…”
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Acclimation to Heat During Incubation. 2. Embryo Composition and Residual Egg Yolk Sac Fatty Acid Profiles in Chicks
Published in Poultry science (01-06-2008)“…The aim of the research was to evaluate embryo composition and changes in egg yolk fatty acid composition during embryonic development as a function of…”
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Comparison of a modern broiler and layer strain during embryonic development and the hatching process
Published in British poultry science (01-09-2008)“…1. This research focused on the embryonic development of broiler and layer embryos. 2. Egg, embryo and yolk weights were measured and partial pressure of gases…”
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Comparison of embryo physiological parameters during incubation, chick quality, and growth performance of three lines of broiler breeders differing in genetic composition and growth rate
Published in Poultry science (01-03-2004)“…In broiler breeder management, stringent feed restriction is practiced to reduce body size in order to improve egg production and meet broiler production…”
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Acid–base balance in chicken embryos ( Gallus domesticus ) incubated under high CO2 concentrations during the first 10 days of incubation
Published in Respiratory physiology & neurobiology (15-11-2007)“…Abstract Recent studies show the importance of differential CO2 levels during the first half of incubation of chicken eggs on embryonic and postnatal growth…”
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Effect of four percent carbon dioxide during the second half of incubation on embryonic development, hatching parameters, and posthatch growth
Published in Poultry science (01-07-2007)“…In this study, broiler embryos were exposed during the second half of incubation [embryonic day (ED) 10 until ED18] to 4% CO(2). The CO(2) was set to reach 2%…”
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Non-ventilation during early incubation in combination with dexamethasone administration during late incubation: 1. Effects on physiological hormone levels, incubation duration and hatching events
Published in Domestic animal endocrinology (01-07-2007)“…This study investigated the effect of non-ventilation of the incubator during the first 10 days of incubation and its combination with dexamethasone…”
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The impact of nutrient density in terms of energy and/or protein on live performance, metabolism and carcass composition of female and male broiler chickens of two commercial broiler strains
Published in Journal of animal physiology and animal nutrition (01-08-2010)“…Summary The objective of this study was to investigate the effects of diet composition on performance, slaughter yield and plasma metabolites, as different…”
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Interaction between ascites susceptibility and CO2 during the second half of incubation of two broiler lines: the effect on post-hatch development and ascites mortality
Published in British poultry science (01-04-2012)“…1. The aim of this study was to investigate if genetic predisposition to ascites interacts with changed incubation conditions, and how this might affect the…”
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