INDEX FOR VOL. XI 
Journal of Heredity, 1920 
a2l- 86338 lor 
A 
Abacus, for Illustrating the Structure and Mathematics of 
the Human Germ-Plasm. 
Adherence (in maize), J. H. Kempton, 317. 
Alaska, Reindeer Industry in. G. J. Lomen, 243. 
Albino Cattle, A Herd of. J. A. Detlefsen, 378. 
Almosts, The (review). 333. 
American Families, Better—IV. Wilhemine E. Key, 358. 
Andalusian Hen Which Changed Color. William A. Lippin- 
cott, 342. 
Anthropology, An Introduction to (review), 214. 
Apple, A Graft-Chimera in the. A B. Stout, 233. 
“Applied Eugenics,” and the Question of Heredity vs. En- 
vironment. A Discussion of Popenoe and Johnson's, 
Assimilation, Race. H.H. Laughlin, 259. 
Autocracy, Decline of, and Its Relation to Warfare. Frederick 
Adams Woods, 33. 
Award of Honor to Walter Van Fleet, 95. 
B 
Beef and Dairy Breeds of Cattle, Inheritance in Crosses of. 
John W. Gowen, 300, 365. 
Better American Families. Wilhelmine E, Key, 358. 
Bell, Alexander Graham. Is Race Suicide Possible? 339. 
Biology, A Text Book of (review), 214. 
Birth Rate in Mixed Marriages, 96. 
Birth Rate, To Increase the, 64. 
Blackberry of Colombia. Wilson Popenoe, 195. 
Blackberry— Dewberry Hybrid, A Mutating. L. R. Detjen, 92. 
Blakeslee, Albert F. Mutations in Mucors, 278. 
Blueberry, A New Hybrid. Frederick V. Coville, 338. 
Bowman, H. H. M. Deterioration in Some Horticultural 
Varieties Through Deficient Artificial Selection, 380. 
Brachytic Culms. J. H. Kempton, 111. 
Breeding and Environment as Factors Influencing Milk 
Production. Andrew C. McCandlish, 204. 
Breeding Earless Sheep. E. C. Ritzman, 238. 
Buffalo, The Water—A Tropical Source of Butter Fat. C. O. 
Levine, 51. 
Burch, De S. Heredity and Economical Production of Food, 
Bush- isyearsm H. K. Heredity in Horses, 215. 
Butter-Fat, A Tropical Source of. C. O. Levine, 51. 
Butter- Fat. Percentage, Transmission of. John’ W. Gowen, 
365. 
Cc 
Catalpa, Teas’ Hybrid. D. F. Jones and W. O. Filley, 16. 
Cattle, Albino, A Herd of. J. A. Detlefsen, 378. 
Cattle and Horses, Native, in the Orient. C. O. Levine, 147. 
Cattle, Inheritance i in Crosses of Dairy and Beef Breeds of. 
John W. Gowen, 300, 365. 
Census, Physica, in England and Its Lesson. F. A. Woods, 
Children, Country, 86. 
Chimera, Graft, in the Apple. A. B. Stout, 233. 
China, A Disorder of Cotton Plants in: Club-leaf or Cyrtosis. 
O. F. Cook, 99. 
Chlorophyll Factors of Maize. E. W. Lindstrom, 269. 
eno a Disorder of Cotton Plantsin China. O. I’. Cook, 
Hilda H. Noyes, 88, 
Heritable Characters of 
Citizenship, Development of Useful. 
Collins, G. N., and Kempton, J. H. 
Maize—Linneate Leaves, 3. 
Color, Meaning of Continuous Variation of, 84. 
Colombian Berry, or Giant Blackberry, Wilson Popenoe, 195. 
Coloration, Protective, A Random Test in the Theory of. 
Frederick Adams Woods, 284. 
Cook,O.F. A Disorder of Cotton Plants in China: 
or Cyrtosis, 99. 
Cook, O. F. Cotton a Community Crop, 174. 
Corn or Gregarious Animals, A System for Breeding. A. N. 
Hume, 191. 
Cotton, A Community Crop, O. F. Cook, 174. 
Club-leaf 
Harry H. Laughlin, 185. . 
aA 
Cotton Plants, A Disorder of in China: 
O. F. Cook, 99, 
Coville, Frederick V., A New Blueberry Hybrid, 338. 
Crosses, Inheritance in, of Dairy and Beef Breeds of Cattle. 
John W. Gowen, 365. 
Culms, Brachytic—Heritable Characters of Maize. J. H. 
Kempton, 111. 
Culms, Zigzag—Heritable Characters of Maize. William H. 
Eyster, 349. 
Cyrtosis, or Club-leaf in Cotton. Cook, 99. 
D 
Dahlia, New, of Interest to Plant Breeders, 48. 
Dahlia, Tree, of Guatemala. Wilson Popenoe, 265. 
Dairy and Beef Breeds of Cattle, Inheritance in Crosses of. 
John W. Gowen, 300, 365. 
Darrow, George M. Are Our R: aspberries Derived from Amer- 
ican or European Species? 179. 
Dasheen, Pioneer Growers of, 46. 
Decline of Autocracy and Its Relation to Warfare. Frederick 
Adams W. oods, 33. 
Deterioration in Some Horticultural Varieties Through Defi- 
cient Artificial Selection. H. H. M. Bowman, 380. 
Detien, L.R. A Mutating Blackberry-Dewberry Hybrid, 92. 
Detjen, L. R. The Herald—A New Type of Prune, 253. 
Detlefsen, J. A. A Herd of Albino Cattle, 378. 
Development of Useful Citizenship. Hilda H. Noyes, 88. 
Dewberry-Blackberry Hybrid. L. R. Detjen, 92. 
Dogs, Piebald Spotting in. C. C. Little, 12. 
E 
Earless Sheep. E.G. Ritzman, 238. 
Educational Tests, Standard (review), 232. 
Emerson, R. A. Heritable Characters of Maize—II. Pistil- 
late Flowered Maize Plants, 65. 
England, Physical Census of. F. A. Woods, 190. 
Environment, see Heredity. 
Environment and. Breeding as Factors Influencing Milk 
Production. Andrew C. McCandlish, 204. 
Eugenic Bearing of Taxation, 83. 
Eugenics, Applied, 80.. 
Eugenics and Moral Qualities, 189. 
Eugenics and Other Sciences. Frederick Adams Woods, 77. 
Eugenics and Patriotism. Henry Fairfield Osborn, 341. 
Eugenics Congress, Second International, 384. 
Eugenics in Germany, 110. 
Eugenics in Scandinavia, 128. 
Eugenics Society in Hungary, 41. 
Evolution, and World-Power, review of Huntington’s book 
by Paul Popenoe, 137. 
Eyster, William H. Heritable Characters of Maize, 349. 
F 
Fairchild, David. Foreign Plant Introduction Medal, 169. 
Families, Better American. Wilhelmine FE. Key, 358. 
Filley, W. O., and Jones, D. F. Teas’ Hybrid Catalpa, 16. 
Food, Heredity and Economical Production of. D. S$. Burch, 
7 
Club-leaf or Cyrtosis. 
0. F. 
Fruit Propagation, The Improvement of Root-Stocks Used 
in. H. J. Webber, 291. 
G 
Galloway, Beverly T. Some Promising New Pear Stocks, 25. 
Genetic Association in Italy, 45. 
Geneticists, Interested in Agriculture, Meeting of, 384. 
Germ-Plasm, Human, Structure and Mathematics of. 
Laughlin, 185. 
Germany, Eugenics in, 110. 
Giant Blackberry of Colombia or The Colombian Berry. 
Wilson Popenoe, 195. 
Goats, Swine and Sheep in the Orient. C. O. Levine, 117. 
Gowen, John W. Inheritance in Crosses ‘of Dairy and Beef 
Breeds of Cattle, 300, 365. 
H.H. 
