Eggs - Incubation
Effects of Ascorbic Acid Injection in Incubated Eggs Submitted to Heat Stress on Incubation Parameters and Chick Quality
... (1997), eggs absorb heat from the incubator during the first half of the incubation period – provided the embryo temperature is lower than that of the incubator –, but must loose heat during the second ...
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Method for hatching resting eggs from tropical zooplankton: effects of drying or exposing to low temperatures before incubation
... resting eggs from tropical zooplankton is growing fast ...tropical eggs is ...resting eggs from a reservoir and two floodplain lakes in Brazil were refrigerated in the dark before incubation ...
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INFLUENCE OF HATCHING EGGS STORAGE PERIOD UPON THE INCUBATION PARAMETERS IN JAPANESE QUAILS
... with eggs from a breeder fl ock at the same age of the Manchurian Golden ...of incubation, when weight loss of Japanese quail eggs was the highest ...
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Comparison of Three Temperatures for the Hatching Phase in the Artificial Incubation of Red-legged Partridge (Alectoris rufa) Eggs
... three incubation temperatures during the hatching period on egg weight loss, hatchability, chick weight at hatching and length of the incubation period of red- legged partridge (Alectoris rufa) under ...
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Alternative sanitizers to paraformaldehyde for incubation of fertile eggs
... the incubation of Japanese quail eggs and observed low weight losses in eggs sprayed with 5% ...the eggs during ...japonica) eggs. Eggs were coated with various concentrations of ...
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Management proposal based on the timing of oral incubation of eggs and juveniles in the sentinel species Genidens genidens (Siluriformes: Ariidae) in a tropical estuary
... Ariids such as Genidens genidens are particularly susceptible to overfishing because of their complex reproductive mechanisms, which result in slow replenishment of stocks. In this study, we obtained data about the ...
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PROPOLIS: A NATURAL PRODUCT AS AN ALTERNATIVE FOR DISINFECTION OF EMBRYONATED EGGS FOR INCUBATION
... Regarding antifungal activity, (Figs. 2, 3 and 4) treatments with propolis allowed a lower con- tamination of eggs than the control treatment, and propolis concentrations of 2,400 µg and 240 µg were more efficient ...
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EFFECT OF ASCORBIC ACID INJECTED IN PRE-INCUBATION EGG ON INCUBATION AND RESPIRATORY HEMATOLOGICAL PARAMETERS/Injeção de ácido ascórbico in ovo pré-incubação sobre parâmetros de incubação e hematológicos respiratórios
... fertile eggs on incubation and blood ...fertile eggs from broiler (Cobb®) breeders aged 36 weeks were weighed and homogeneously distributed in four incubators with automatic control of temperature, ...
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Meeting Embryonic Requirements of Broilers Throughout Incubation: A Review
... during incubation the egg loses its weight as long as the air cell reaches an adequate size before the embryo internally ...if eggs evaporated a sufficient amount of water previously but will be detrimental ...
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Poultry Egg Incubation: Integrating and Optimizing Production Efficiency
... during incubation, and therefore, this practice was included in the artificial incubation ...the eggs and between the eggs and the external ...of incubation, due to the long distance ...
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Female Zebra Finches Smell Their Eggs.
... Parental investment in unrelated offspring seems maladaptive from an evolutionary per- spective, due to the costs of energy and resources that cannot be invested in related off- spring at the same time. Therefore ...
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Enterobacteria isolation in ostrich eggs (Struthio Camelus)
... Reproductive failure in ostriches often results from poor eggshell quality, allowing egg contamination by bacteria present in the gut flora. Eggshell thickness, high pore density, deficient cuticle deposition and low ...
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Do extended incubation recesses carry fitness costs in two cavity-nesting birds ?
... extended incubation recesses affected the duration of incubation periods or hatching success, we created two more GLMMs with the same fixed factors and random term as the two previous models, and including ...
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Effects of oviposition time from broiler breeders on the incubation yield.
... during incubation, hatchability, embryo mortality and infertility ...820 eggs, layed on the same day, from Cobb broiler breeders aging 46-week-old were ...The eggs were classified according to the ...
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A Morphometric Method of Sexing White Layer Eggs
... the incubation of eggs that yield only female chicks would be of benefit for the environment (as less energy and other inputs would be needed) and would increase productivity of hatcheries by decreasing ...
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Levels During Incubation Combined with Temperature Fluctuations at Late Post-Hatch
... fertile eggs were distributed according to a completely randomized design into four CO 2 incubation levels (4,000; 6,000; 8,000; or 10,000 ppm) in four single-stage ...incubators. Eggs were incubated ...
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Period of incubation and posthatching holding time influence on broiler performance
... storage, incubation temperature, egg weight, season, and type of bird, influence total incubation time (Wilson, ...used incubation times of approximately 504 hours, which are considered optimal for ...
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Effect of High Incubation Temperature on the Blood Parameters of Layer Chicks
... for incubation efficiency. Layer breeder eggs (n=360) were weighed and distributed in a completely randomized experimental design with two treatments, consisting of two incubation temperatures ...90 ...
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Egg incubation and hatching management
... Cobb eggs (n=1500) were divided into four groups. Eggs in the first group (control) were incubated at ...whereas, eggs in the second group (TM 1 ) , third group (TM 2 ) , and fourth group (TM 3 ) ...
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Commercially laid eggs vs. discarded hatching eggs: contamination by Salmonella spp
... the eggs was performed as described by the AOAC (1995). The eggs samples were divided into 250 samples comprising 20 eggs ...the eggs, the rinse was placed in sterile plastic bag and incubated ...
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