AHN, D.U., S.M. KIM, H. SHU, 1997: Effect of egg size and strain and age of hens on the solids content of chicken eggs. Poult. Sci. 76, 914-919.
BAIN, M., I.C. DUNN, P.W. WILSON, N. JOSEPH, B. DE KETELAERE, J. DE BAERDERMAEKER, D. WADDINGTON, 2006: Probability of an egg cracking during packing can be predicted using a simple non destructive acoustic test. Br. Poult. Sci. 47, 462-469.
BENABDELJELIL, K., P. MERAT, 1995: Comparaison de types génétiques de poules pour une production d'oeufs locale: F1 (Fayoumi × leghorn) et croisement terminal ISA au Maroc. Ann. Zootech. 44, 313-318.
BENOFF, F.H., J.A. RENDEN, 1983: Divergent selection for mature body weight in dwarf White Leghorn 2. Maternal determination of egg size. Poult. Sci. 62, 1938-1943.
CHATTERJEE, R.N., R.B. RAI, A. KUNDU, S. SENANI, S. JAI, 2007: Egg quality traits of indigenous breeds of chicken of Andaman. Indian Vet. J. 84, 206-208.
COUKE, P., 1998: Assessment of some physical egg quality parameters based on vibration analysis. PhD Thesis. Katholieke Universiteit Leuven, Belgium.
COUTTS, J.A., G.C. WILSON, S. FERNANDEZ, E. RASALES, G. WEBER, J.M. HERNANDEZ, 2006: Optimum Egg Quality - A Practical Approach. 5M Publishing: Shefield UK, p 63.
DAS, A.K., A.K. SAHOO, S.K. MISRA, N.C. PAL, R.K. PAUL, 2006: Interdependence of egg quality traits in Rhode Island Red and Australorp Chicken. J. Interacademicia.10 261-26.
DE BAERDEMAEKER, J., B. DE KETELAERE, F. BAMELIS, B. KEMPS, K. MERTENS, E. VERHOELST, K. TONA, B. KAMERS, E. DECUYPERE, 2005: Nouveaux systèmes pratiques pour mesurer la qualité des oeufs. In: Sixième Journées de la recherché Avicole, St Malo.
DE KETELAERE, B., T. GOVAERTS, P. COUKE, E. DEWIL, J. VISSCHER, E. DECUYPERE, J. DE BAERDEMAEKER, 2002: Measuring the eggshell strength of 6 different genetic strains of laying hens: techniques and comparisons. Br. Poult. Sci. 43, 238-244.
DOTTAVIO, A.M., Z.E. CANET, M. ALVAREZ, B. CREIXELL, R.J. DI MASSO, M.T. FONT, 2001: Productive traits in hybrid hens with Fayoumi maternal genotype. Arch. Latinoam. Prod. Anim. 9, 57-62.
DUNN, I.C., M. BAIN, A. EDMOND, P.W. WILSON, N. JOSEPH, S. SOLOMON, B. DE KETELAERE, J. DE BAERDMAEKER, M. SCHMUTZ, R. PREISINGER, D. WADDINNGTON, 2005: Heritability and genetic correlation of measurements derived from acoustic résonance frequency analysis; a novel method of determining eggshell quality in domestic hens. Br. Poult. Sci. 46, 280-286.
FIKRY AMER, M., 1972: Egg Quality of Rhode Island Red, Fayoumi and Dandarawi. Poult. Sci. 51, 232-238.
HARTMANN, C., K. JOHANSSON, E. STRANDBERG, M. WILHEMSON, 2000: One-generation divergent selection on large and small yolk proportions in a White Leghorn Line. Br. Poult. Sci. 41, 280-286.
HARTMANN, C., K. JOHANSSON, E. STRANDBERG, L. RYHMER, 2003: Genetic relations of yolk proportion and chick weight with production traits in a White Leghorn line. Br. Poult. Sci. 44, 186-191.
HARTMANN, C., K. JOHANSSON, E. STRANDBERG, L. RYHMER, 2003: Genetic correlations between the maternal genetic effect on chick weight and the direct genetic effects on egg composition traits in a white leghorn line. Poult. Sci. 82, 1-8.
HARTMANN, C., M. WILHEMSON, 2001: The hen's egg yolk: a source of biologically active substances. World's Poult. Sci. J. 57, 13-28.
HARMS, R.H., S.M. HUSSEIN, 1993: Variations in yolk: albumen ratio in hen eggs from commercial flocks. J. Appl. Poult. Res. 2, 166-170.
HOCKING, P.M., M. BAIN, C.E. CHANNING, R. FLEMING, S. WILSON, 2003: Genetic variation for egg production, egg quality and bone strength in selected and traditional breeds of laying fowl. Br. Poult. Sci. 44, 365-373.
KEMPS, B.J., T. GOVAERTS, B. DE KETELAERE, K. MERTENS, F.R. BAMELIS, M.M. BAIN, E.M. DE CUYPERE, I.G. DE BAERDEMAKER, 2006: The influence of Line and Laying Period on the Relationship Between Different Eggshell and Membrane Strength Parameters. Poult. Sci. 85, 1309-1317.
LARIVIERE, J.M., P. LEROY, 2005: Poultry Biodiversiy in Bélgium. In: 4th European Poultry Genétics Symposium. Dubrovnik, Croatia.
LAXMI, P.J., 2006: Correlations among various egg quality traits in White Leghorn. Indian Vet. J. 83, 59-62.
LIN, H., K. MERTENS, B. KEMPS, T. GOVAERTS, B. DE KETELAERE, J. DE BAERDEMAKER, E. DE CUYPERE, J. BUYSE, 2004: New approach of testing the effect of heat stress on eggshell quality: mechanical and material properties of eggshell and membrane. Br. Poult. Sci. 45, 476-482.
MARION, A., A.W. NORDSKOG, H.S. TOLMAN, R.H. FORSYTHE, 1964: Egg Composition as Influenced by Breeding, Egg Size, Age and Season. Poult. Sci. 43, 255-264.
MERAT, P., A. BORDAS, R. L'HOSPITALIER, J. PORTAIS, M. BOUGON, 1983: Etude des particularités de la poule Fayoumi. III. Ponte, caractéristiques des oeufs, efficacité alimentaire et parametres physiologiques de poules Fayoumi, Rhode Island Red et F1 en batteries. Genet. Sel. Evol. 15, 147-166.
MERTENS, K., F. BAMELIS, B. KEMPS, B. KAMERS, E. VERHOELST,B. DEKETELAERE, M. BAIN, E. DECUYPERE and J. DE BAERDEMAEKER, 2006: Monitoring of Eggshell Breakage and Eggshell Strength in Different Production Chains of Consumption Eggs. Poult. Sci. 85, 1670-1677.
MINE, Y., J. KOVACS-NOLAN, 2004: Biologically active hen egg components in human health and disease. J. Poult. Sci. 41, 1-29.
NAU, F., M. ANTON, Y. NYS, 2003: L'oeuf de poule: une mine de molécules a activités biologiques. In: Cinquièmes Journées de la Recherche Avicole, Tours.
NYS, Y., B. SAUVEUR, 2004: The nutritional value of eggs. INRA Prod. Anim. 17, 385-393.
OFFIONG, S.A., O.O. OJEBIYI, E.O. MOESES, B.I. UMOH, E.E.A. OFFIONG, 2006: Comparison of the morphometric characteristics of exotic commercial and local chicken eggs in the tropical environment. J. Anim. Vet. Adv. 5, 1046-1049.
PADHI, M.K., R.B. RAI, S. SENANI, S.K. SAHA, 1998: Assessement of egg quality in different breeds of chicken. Indian J. Poult. Sci. 33, 113-115.
PARMAR, S.N.S., M.S. THAKUR, S.S. TOMAR, P.V.A. PILLA, 2006: Evaluation of egg quality traits in indigenous Kadaknath breed of poultry. Livestock Research for Rural Development, 18: article 32.
SILVERSIDES, F.G., 2004: The Haugh unit correction for egg weight is not adequate for comparing eggs from chickens of different lines and ages. J. Appl. Poult. Res. 3, 120-126.
SAS INSTITUTE, 2000: SAS/STAT User's Guide. Version 8. SAS Inst. Inc., Cary, NC.
SUK, Y.O., C. PARK, 2001: Effect of Breed and Age of Hens on the Yolk to Albumen Ratio in Two Different Genetic Stocks. Poult. Sci. 80, 855-858.
THARRINGTON, J.B., P.A. CURTIS, F.T. JONES, K.E. ANDERSON, 1999: Processing and products: comparison of physical quality and composition of eggs from historic strains of single comb White Leghorn chickens. Poult. Sci. 78, 591-594.
TIXIER-BOICHARD, M.,C. JOFFRIN, D. GOURICHON, A. BORDAS, 2006: Improvement of Yolk Percentage by Crossbreeding Between a Commercial Brown-Egg Layer and a local Breed, the Fayoumi. In: 8th World Congress on Genetics Applied to Livestock Production. Belo Horizonte, MG., Brasil.
WASHBURN, K.W., 1982: Incidence, cause and prevention of egg shell breakage in commercial production. Poult. Sci. 61, 2005-2012.