Results 11 to 20 of about 35,568 (231)

The effects of canthaxanthin microencapsulation on yolk color and canthaxanthin deposition in egg yolk of laying hens

Poultry Science, 2022
Canthaxanthin is widely used as a feed additive to improve skin and yolk color in poultry. It is insoluble in water and sensitive to oxidation, so commercial canthaxanthin is often microencapsulated with wall materials to improve its solubility and stability. The objective of this study was to evaluate the effects of canthaxanthin microencapsulation on
Chao Wen, Xinde Xu, Di Zhou, Qinghua Yu, Tian Wang, Yanmin Zhou   +5 more
openaire   +5 more sources

Egg Yolk Color as Affected by Saponification of Different Natural Pigmenting Sources

Journal of Applied Poultry Research, 2004
SUMMARY Two experiments were conducted to study the influence of saponification of various yellow, red, or yellow and red xanthophylls from marigold flower and paprika fruit included at graded levels on egg yolk coloration in table and breaking eggs. Pigmentation was measured visually by the Roche yolk color fan, a subjective method, and by reflectance
J. Galobart, R. Sala, X. Rincón-Carruyo, E.G. Manzanilla, B. Vilà, J. Gasa   +5 more
openaire   +3 more sources

Egg yolk cholesterol, egg quality, and performance in response to copper–methionine chelates and alfalfa powder supplementation in Nick chick laying hen diets

Journal of the Indonesian Tropical Animal Agriculture, 2023
This experiment was designed to investigate the effects of different levels of copper–methionine chelates and alfalfa powder on egg yolk cholesterol content, egg quality, and performance in laying hens.
A. S. Noori, Z. Jameel, A. A. Saki, P. Zamani, S. Mirzaei Goudarzi   +4 more
doaj   +1 more source

Development of egg yolk powder using a small-scale double drum dryer: Influence of steam pressure on physical properties [PDF]

BIO Web of Conferences
Egg yolk powder is a versatile and widely used food ingredient. Double drum dryers have been widely used in the food industry for many years, but no report was found that utilize drum dryer to produce powdered eggs. This study aimed to investigate double
Setiyawan Ridwan, Al-Amin Gerhan, Hidayat Dadang D., Rahayuningtyas Ari, Sagita Diang, Desnilasari Dewi, Ardiansyah Raden C.E., Ratnawati Lia, Furqon Maulana, Hoesen Yanyan Ahmad, Gandara Dadang, Darniadi Sandi   +11 more
doaj   +1 more source

Egg quality evaluation of japanese quail (Coturnix coturnix japonica) supplemented with powdered leaves of jute mallow (Corchorus olitorius) and siam weed (Chromolaena odorata) [PDF]

BIO Web of Conferences
The study aimed to evaluate the egg quality of Japanese quail (Coturnix coturnix japonica) supplemented with powdered leaves of jute mallow and Siam weed.
Gemma M Guigue, Alejandro Jr B Dianon, Decem Mary Joice D Tolero   +2 more
doaj   +1 more source

Utilization of mulberry leaf meal (Morus alba) as protein supplement in diets for laying hens [PDF]

, 2010
A 12-week feeding experiment was conducted to study the effects of inclusion of 0 (control; Diet A), 10% (Diet B), 15% (Diet C) and 20% (Diet D) of mulberry leaf meal (Morus alba) in the diet on production performance and egg quality of laying hens ...
Al-Kirshi, Riyadh Abbas, Alimon, Abdul Razak, Idrus, Zulkifli, Ivan, Michel, Mohamed, Wan Zahari, Sazili, Awis Qurni   +5 more
core   +1 more source

Evaluation of Carotenoid Pigments for Coloring Egg Yolks

Poultry Science, 1960
Abstract MUCH has been written about the role of ingested xanthophylls for pigmenting broilers and also for coloring egg yolks. The great majority of this past research, however, involved the feeding of natural ingredients as yellow corn, corn gluten meal, and alfalfa meal, etc., rich in xanthophylls or crude concentrates made from these natural ...
W. Marusich, E. De Ritter, J.C. Bauernfeind   +2 more
openaire   +1 more source

Turmeric root and annato seed in second-cycle layer diets: performance and egg quality

Brazilian Journal of Poultry Science, 2011
The objective of this study was to evaluate the effects of the inclusion of annato (Bixa orellana L.) and turmeric (Turmeric longa L.) in layer feeds on live performance, egg quality, and yolk pigmentation and depigmentation time.
C Laganá, CC Pizzolante, ESPB Saldanha, JE de Moraes   +3 more
doaj   +1 more source

Color Measurement of Egg Yolks–An Instrumental Method

Poultry Science, 1977
Abstract A rapid, instrumental method of measuring egg yolk color for routine quality control is described. The method utilizes the Hunter D25 Color and Color Difference Meter, and is comparable in speed and accuracy to that of visual method. Egg yolks ranging in color from light yellow to red were obtained by incorporating crystalline lutein, β-apo ...
T. PHILIP, C.W. WEBER, J.W. BERRY
openaire   +1 more source

Some Observations on Egg-Yolk Color

Poultry Science, 1938
Abstract DURING the last 10 years there has been a marked growth in the interest shown by poultrymen in factors affecting quality in eggs. It would be rather difficult to say, without making an exhaustive review of the literature, just when interest in this subject began to grow.
Harry W. Titus, James C. Fritz, W.R. Kauffman   +2 more
openaire   +1 more source