References
- Abplanalp , A. and Kosin , I. L. 1953 . Genetic variations of fertility and hatchability in the Broad Breasted Bronze turkey . Poult. Sci. , 32 : 321 – 331 .
- Allen , C. P. 1962 . The effect of parental B locus genotypes on multiple cross performance in chickens . Ann. N.T. Acad. Sci. , 97 : 184 – 193 .
- Allen , C. P. and Gilmour , D. G. 1962 . The B blood group system of chickens. III. The effects of two heterozygous genotypes on the survival and egg production of multiple crosses . Genetics, Princeton , 47 : 1711 – 1718 .
- Ashton , G. C. and Fallon , G. R. 1962 . β‐globulin type, fertility and embryonic mortality in cattle . J. Reprod. Fert. , 3 : 93 – 104 .
- Bartlett , M. S. 1937 . Some examples of statistical methods of research in agriculture and applied biology . Jl R. statist. Soc. , 4 (Suppl) : 137 – 170 .
- Buvanendran , V. 1964 . Evidence of linkage between two egg albumen loci in the domestic fowl . Genet. Res. , 5 : 330 – 332 .
- Cochran , W. G. 1943 . Analysis of variance for percentage data based on unequal numbers . J. Am. statist. Ass. , 38 : 287 – 301 .
- Crittenden , L. B. and Bohren , B. B. 1961 . The genetic and environmental effects of hatching time, egg weight and holding time on hatchability . Poult. Sci. , 40 : 1736 – 1750 .
- Hamburger , V. and Hamilton , H. L. 1951 . A series of normal stages in the development of the chick embryo . J. Morph. , 88 : 49 – 92 .
- Kristjansson , F. K. 1964 . Transferrin types and reproductive performance in the pig . J. Reprod. Fert. , 8 : 311 – 317 .
- Morton , J. R. , Gilmour , D. G. , McDermid , E. M. and Ogden , A. I. 1965 . Association of blood group and protein polymorphisms with embryonic mortality in the chicken . Genetics, Princeton , 51 : 97 – 107 .
- Snedecor , G. W. 1962 . Statistical methods , Ames : Iowa State University Press .
- Present address: Poultry Research Station, Kundasale, Ceylon.