Results 201 to 210 of about 3,983,242 (226)
Poultry Science, 2017 In a preliminary experiment, the influence of pigment color variation on the temperature readings of the shells (EST) of live embryonated Ross 708 broiler hatching eggs was tested. Prior to set, eggshell color in L*, a*, and b* coordinates were measured at the equator of each egg.
E D Peebles, S D Filip To, C D McDaniel
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Transactions of the ASAE, 2002
In relation to the percentage of chicks that hatch out of eggs in an incubator, the maintenance of the optimum incubation temperature (37.2.C to 37.8.C) is a critical factor. The temperature of the embryo depends on three factors: (1) the air temperature of the incubator, (2) the exchange of heat between the egg and its micro–environment, and (3) the
null A. Van Brecht +3 more
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In relation to the percentage of chicks that hatch out of eggs in an incubator, the maintenance of the optimum incubation temperature (37.2.C to 37.8.C) is a critical factor. The temperature of the embryo depends on three factors: (1) the air temperature of the incubator, (2) the exchange of heat between the egg and its micro–environment, and (3) the
null A. Van Brecht +3 more
openaire +1 more source
Incubating lead selenide nanoclusters and nanocubes on the eggshell membrane at room temperature
Journal of Membrane Science, 2006Abstract Lead selenide nanoclusters and nanocubes were successfully prepared on the eggshell membrane (ESM) through a room-temperature biosubstrate-directed approach. The nanoclusters were assembled by fine nanocrystallites, while single-crystalline nanocubes came into being through a ripen progress, and obtained lead selenide nanocrystallites were ...
Huilan Su, Na Wang, Qun Dong, Di Zhang
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Desalination, 2007
This paper aims to investigate the sorption of Fe(III) onto eggshells. In our experiments the batch sorption is studied with respect to solute concentration, contact time, adsorbent dose and temperature. The results show that the sorption capacity decreases with an increase in temperature from 20 to 50°C at the initial Fe(III) solution concentration of
Nacèra Yeddou, Aicha Bensmaili
exaly +2 more sources
This paper aims to investigate the sorption of Fe(III) onto eggshells. In our experiments the batch sorption is studied with respect to solute concentration, contact time, adsorbent dose and temperature. The results show that the sorption capacity decreases with an increase in temperature from 20 to 50°C at the initial Fe(III) solution concentration of
Nacèra Yeddou, Aicha Bensmaili
exaly +2 more sources
Influence of calcination temperature in synthesizing eggshell-derived calcium phosphate
Materials Today: Proceedings, 2022A.N. Natasha +3 more
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Applied Physics A, 2011
A room-temperature soakage procedure was carried out to successfully form and assemble CdS nanocrystallites into polyhedrons on the eggshell membrane (ESM). Based on the biomaterial ESM served as the reactive substrate and some ESM biomacromolecules acted as the surfactants, CdS nanocrystallites were in situ formed, further assembled into well ...
Huilan Su +4 more
openaire +1 more source
A room-temperature soakage procedure was carried out to successfully form and assemble CdS nanocrystallites into polyhedrons on the eggshell membrane (ESM). Based on the biomaterial ESM served as the reactive substrate and some ESM biomacromolecules acted as the surfactants, CdS nanocrystallites were in situ formed, further assembled into well ...
Huilan Su +4 more
openaire +1 more source
Temperature, humidity and vegetation density affect eggshell pigmentation across a continent
2018The distinctive evolutionary shift from white reptilian eggs to pigmented eggs in a majority of avian species, has stimulated much thought and research, but has yet to be completely explained. Pigments in eggs may serve a variety of structural or signalling functions, which are not mutually exclusive.
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Obtaining calcium carbonate from eggshells by low-temperature processing
A new method was used to extract calcium carbonate (CaCO3) from waste eggshells. It involved treating the eggshells with ethanol first and then heating them at 300°C. Ethanol is important for decomposing the organic material in the waste eggshells, making it easier to extract and purify CaCO3.openaire +2 more sources
KILLING SALMONELLA ON EGGSHELLS BY INCREASING WASH WATER TEMPERATURE.
Journal of the American Veterinary Medical Association, 1996B W, BIERER, B D, BARNETT
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