INDEX FOR VOL. X 



Journal of Heredity, 1919 



Aaronsohn, Aaron, Dramatic Career of. David Fairchild, 



276. 

 Adzuki Bean, A Unifoliate Mutation in the. A. F. 



Blakeslee, 153. 

 Alfalfa, Twinning in. W. Southworth, 182. 

 American Crops, Restricted Entry of Plants to Protect, 



87. 

 American Families. Better, II. Wilhelmine E. Key, 80. 

 American Families, Better, III. Wilhelmine E. Key, 



107. 

 American Genetic Association, Present Condition and 



Opportunity of the. David Fairchild, 65. 

 Americans, Portraits of Early. F. A. Woods, 212. 

 Animals in Peru, Domestication of. O. F. Cook, 176. 

 Apple, Eflfect of Cross-Pollination on Size, Color, Shape 



and Quality of the, 10. 

 Aristocracy and Politics. Prescott F, Hall, 166. 

 Avery, B. T., Jr., and Blakeslee, A. F. Mutations in the 



Jimson Weed, 111. 



Bad Habit, The First— Sucking its Thumb. David Fair- 

 child, 370. 

 Bamboo Grove, The Barbour Lathrop. David Fairchild, 



243. 

 Bartlett, J. Gardner. The Increase, Diffusion and De- 

 cline of the Mayflower and Other New England 



vStock, 141. 

 Bean, Adzuki, A Unifoliate Mutation in, 153. 

 Beans, Olneya. O. F. Cook, 321. 

 Bees, Hermaphrodite, 160. 

 Better American Families. W'ilhclmine E. Key, 11; II, 



80; III, 107. 

 Biology and Government. O. F. Cook and R. C. Cook. 



250. 

 Biology and Politics. Walter Sonneberg, 139. 

 Birds, Do They Show a Monogamous Instinct? 181. 

 Births, Multiple, A Strain Producing. C. B. Davenport, 



382. 

 Blakeslee, A. F. A Unifoliate Mutation in the Adzuki 



Bean, 153. 

 Blakeslee, A. F., and Avery, B T., Jr. Mutation in the 



Jimson Weed, 111. 

 Blueberry, A Commercially New. G. E. Murrell, 271. 

 Bolshevism, Racial Limitations of. F. A. Woods, 188. 

 Brain Cells, Deficiency in Number Found to be Corre- 



related with Deficiency in Intellect, 369. 

 Breeding, The Founders of the Art of. H. F. Roberts, 



99; II, 147; III, 229; IV, 257. 

 Breeding Milk Goats. I. W. Thompson, 156. 

 Breeding Timothy at Svalof. Hernfrid Witte, 291. 

 Breed in Poultry and Pure Breeding. William A. Lip- 



pincott, 71. 

 Bud Sport , A Remarkable, of Pandanus. John H. Schaff- 



ner, 376. 

 Bud Variations in Sugar Cane. Carl S. Pomeroy, 129. 

 Bud Variation in Le Grande Manitou Dahlia, 367. 

 Butter Fat vs. Body Fat. T. I. Mairs, 79. 



Cancer, Heredity of, 89. 



Carabao, The Gestation of the. B. M. Gonzales, 374. 



Careers, The Dramatic, of Two Plantsmen. David Fair- 

 child, 276 



Cattle, A Defect of Hair and Teeth in — Probably Heredi- 

 tary. Leon J. Cole, 303. 



Cemeteries, Why Should They Not Preserve Our Life 

 Records? David and Marian Fairchild, 353. 



Census of 1920, Population Schedule. H. H. Laughlin, 

 208. 



Chimeras in Corn Hybrids. J. L. Collins, 3. 



Chromosomes, Twins Prove the Importance of. Fred- 

 erick Adams Woods, 423. 



Coat Color, The Inheritance of. in Great Danes. C. C. 

 Little and E. E. Jones, 309. 



Cole, Leon J. A Defect of Hair and Teeth in Cattle — 

 Probably Hereditary, 303. 



Cole, Leon J. An Early Family History of Color Blind- 

 ness, 372. 



Collins, G. X. Fossil Ear of Maize, 170. 



Collins, J. L. Chimeras in Corn Hybrids, 3. 



Color Blindness, An Early Familv History of. Leon J. 

 Cole, 372. 



Color, Coat, The Inheritance of, in Great Danes, 309. 



Color Variations in the Green Frog, Two Striking. P. W. 

 Whicing, 127. 



Conklin, Edwin G. Heredity and Democracy, 161. 



Cook, O. F. Domestication of Animals in Peru, 176. 



Cook, O. F. Olneya Beans, 321. 



Cook, O. F., and R. C. Biology and Government, 250. 



Corn Hybrids, Chimeras in. J. L. Collins, 3. 



Cowpeas, New Hybrid, 175. 



Craig, W. T., and Love, H. H. Fertile Wheat-Rye Hy- 

 brids, 195. 



Craig, W. T., and Love, H. H. The Synthetic Pro- 

 duction of Wild Wheat Forms, 51. 



Crops, American, Restricted Entry of Plants to Protect, 

 87. 



Cross-Pollrnation, Effect of on Size, Color, Shape and 

 Quality of the Apple, 10. 



Cushman, AUerton S. Growing Medicinal Plants in 

 America, 32. 



Dahlia, A Bud Variation of Le Grande Manilou. A. D. 

 Shamel, 367. 



Dairying, 135. 



Danforth, C. H. Resemblance and Difference in Twins. 

 399. 



Davenport, C. B. A Strain Producing Multiple Births, 

 382. 



Davis. Robert L. Plant Breeder's Envelope, 168. 



Democracy and Heredity. Edwin G. Conklin, 161. 



Democracy and Heredity. Alleyne Ireland, 360. 



Democracy and Heredity, Discussion of Article on. Mad- 

 ison Grant, 164. 



Democracy and War Instinct, and Eugenics, 254. 



Determination of Disputed Parentage as a Factor in Re- 

 ducing Infant Mortality. Roswell H. Johnson, 

 121. 



Disputed Parentage, The Determination of, as a Factor in 

 Reducing Infant Mortality. Roswell H. Johnson, 

 121. 



Domestication of Animals in Peru. O. F. Cook, 1 76. 



Dorsev, M.J. A Note on the Dropping of Flowers in the 

 Potato, 226. 



Drieberg, C. A Freak Papaw, 207. 



Dropping of Flowers in the Potato. M. J. Dorsey, 226. 



Effect of Cross-Pollination on Size, Color, Shape and 



Quality of the Apple, 10. 

 Entry of Plants, Restricted, to Protect American Crops, 



87. 

 Envelope, Plant Breeder's. Robert L. Davis, 168. 

 Eugenics, The War Instinct and Democracy. A. T. 



Winters, 254. 

 Eye, The Relation of Hereditary Defects of, to Genetics 



and Eugenics. Lucien Howe, 379. 



Fairchild, David. The Barbour Lathrop Bamboo Grove, 

 243. 

 The Dramatic Careers of Two Plantsmen, 276 

 Present Condition and Opportunity of the American 



Genetic Association, 65. 

 Testing New Foods, 17. 



The First Bad Habit — Sucking its Thumb, 370. 

 Twins, 387. 

 Fairchild, David and Marian. Why Should Not Ceme- 

 teries Preserve Our Life Records? 353. 

 Families, Better American, II; III. Wilhelmine E. Key, 



11, 80, 107. 

 Fat, Butter, vs. Body Fat. T. I. Mairs, 79. 

 Fertile Wheat-Rye Hybrids. H. H. Love and W. T., 

 Craig, 195. 



