Sammelreferat. 249 
55. Goldschmidt, R., 1914. Zuchtversuche mit Enten. Zeitschr. f. ind. Abst.- u 
Vererbgsl. Bd. 2. — S. 221. 
56. Goodale, H.D., 1909. Sex and its relation to the barring factor in poultry. 
Science. N.S. Vol. 29. — S. 195. 
57. — 1911. Sex limited inheritance and sex dimorphism. Science. N.S. Vol. 33. 
— §. 195, 224. 
58. — 1913. Castration in relation to the secondary sexual characters of brown 
Leghorns. Am. Naturalist. Vol. 47. — S. 224. 
59. — 1916. A feminized cockerel. Journ. exp. Zool. Vol. 20. — S. 224. 
60. — 1916. Further developments in ovariotomized fowl. — S. 224, 
61. — 1916. Egg production and selection. Am. Naturalist. Vol. 50. — S. 216. 
62. — 1916. Gonadectomy in relation to the secondary sex characters of some domestic 
birds. Carnegie Inst. Wash. Publ. 243. — S. 224. 
63. —- 1917. Crossing over in the sex-chromosome of the male fowl. Science. N.S. 
Vol. 46. — S. 232. 
64. — 1918. Inheritance of winter egg production. Science. N.S. Vol. 47. — S. 216. 
65. — 1918. Internal factors influencing egg-production in the Rhode Island Red 
Breed of domestic fowl. Am. Naturalist. Vol. 32. — S. 216. 
66. — and Macmullen, 1919. The bearing of ratios on theories of the inheritance 
of winter egg production. Journ. exp. Zool. Vol. 28. — S. 216. 
67. — Sanborn, R. and White, D., 1020. Broodiness in domestic fowl. Mass. 
Agricult. Exp. Station. Bull. Nr. 199. — S. 217, 219, 231, 245. 
68. Guthrie, ©. C., 1908. Further results of transplantation of ovaries in chickens. 
Journ. exp. Zool. Vol. 5. 
69, — 1911. On evidence of some influence in offspring from engrafted ovarian tissue. 
Science. N.S. Vol. 33. 
70. Guyer, M., 1909. Atavism in Guinea-chicken hybrids. Journ. exp. Zool. Vol. VII. 
— S. 239. 
71. — 1909. The spermatogenesis of the chicken. (Gallus gallus dom.) Anat. Anz. 
Bd. 34. — S. 227. 
72. — 1919. Modifications in the testes of Hybrids from the Guinea and the common 
Fowl. Journ. Morph. Vol. 23. — 8. 239. 
73. — 1916. Studies on the Chromosomes of the common Fowl as seen in testes and 
in Embryos. Biol. Bull. Vol. 31. — S. 227. 
74. — 1909. On the sex of hybrid birds. Biol. Bull. Bd. 16. — 8. 240. 
75. Hadley, P.B., 1913. The presence of the barred plumage pattern in the white 
Leghorn Breed of fowl. Am. Naturalist. 47. — S. 191. 
76. — 1913. Studies on inheritance in poultry. The constitution of the White Leghorn. 
Bull. Agr. Exp. Station of the Rhode Island State College. Nr. 155. — S. 191. 
77. — 1914. The factor for the black pigmentation in the White Leghorn breed. 
80. 
81. 
Ebenda. Nr. 161. — S. 191. 
. — 1915. The white Leghorn. Journ. of Heredity. Vol. VI. Nr. 4. — S. 191. 
— 1910. Sex-limited inheritance. Science. N.S. Vol. 32. — S. 191. 
Haecker, V., 1919. Phänogenetik. Jena. S. 188, 197, 204, 237. 
— 1921. Allgemeine Vererbungslehre. 3. Auflage. Vieweg. — S. 188, 197, 
204, 232. 
