Items where Year is 1920

B

Blakeslee, Albert Francis (July 1920) Mutations in mucors. The Journal of Heredity, 11 (6). pp. 278-284.

Blakeslee, Albert Francis (April 1920) Sexuality in mucors. I. Science, 51 (1320). pp. 375-382.

Blakeslee, Albert Francis (1920) Sexuality in mucors. II. "Neutral" races. Science, 51 (1321). pp. 403-409.

Blakeslee, Albert Francis (1920) A dwarf mutation in portulaca showing vegetative reversions. Genetics, 5.

Blakeslee, Albert Francis, Belling, John, Farnham, M. E. (October 1920) Chromosomal duplication and Mendelian phenomena in datura mutants. Science, 52 (1347). pp. 388-390.

D

Davenport, Charles Benedict (1920) The Biological Laboratory. Announcement for the Summer of 1920. p. 12.

Davenport, Charles Benedict (1920) Height-weight index of build. American Journal of Physical Anthropology, 3 (4). pp. 467-745.

Davenport, Charles Benedict (September 1920) Heredity of constitutional mental disorders. Psychological Bulletin, 17 (9). pp. 300-310.

Davenport, Charles Benedict (1920) Heredity of twin births. Proceedings of the Society for Experimental Biology and Medicine, 17. pp. 75-77.

Davenport, Charles Benedict (March 1920) Influence of the male in the production of human twins. The American Naturalist, 54 (631). pp. 122-129.

Davenport, Charles Benedict (1920) Influence of the male on the production of twins. The Medical Record.

Davenport, Charles Benedict (September 1920) The best index of build. Quarterly Publications of the American Statistical Association, 17 (132). pp. 341-344.

Davenport, Charles Benedict (December 1920) The mean stature of American males. Quarterly Publications of the American Statistical Association, 17 (132). pp. 484-487.

Davenport, Charles Benedict, Love, Albert Gallatin (January 1920) Defects found in drafted men, I. The Scientific Monthly, 10 (1). pp. 5-25.

Davenport, Charles Benedict, Love, Albert Gallatin (February 1920) Defects found in drafted men, II. The Scientific Monthly, 10 (2). pp. 125-141.

H

Harris, James Arthur (October 1920) Formulae for the determination of the correlations of size and of growth increments in the developing organism. Proceedings of the Society for Experimental Biology and Medicine, 28. pp. 4-5.

Harris, James Arthur, Gortner, Ross Aiken, Lawrence, John Vincent (November 1920) On the relationship between freezing point lowering, ∆, and specific electrical conductivity, K, of plant tissue fluids. Science, 52 (1351). pp. 494-495.

Harris, James Arthur, Scofield, Carl S. (December 1920) Permanence of differences in the plots of an experimental field. Journal of Agricultural Research, 20 (5). pp. 335-356.

Harris, James Arthur, Valentine, A. T. (1920) The specific electrical conductivity of the tissue fluids of desert Loranthaceae. Proceedings of the Society for Experimental Biology and Medicine, 18 (3). pp. 95-97.

L

Laughlin, Harry Hamilton (May 1920) Calculating Ancestral Influence in Man: A Mathematical Measure of the Demonstrated Facts of Bi-Sexual Heredity. Proceedings of the National Academy of Sciences, 6 (5). pp. 235-242.

Laughlin, Harry Hamilton (September 1920) Calculating ancestral influence in man: a mathematical measure of the facts of bisexual heredity. Genetics, 5 (5). pp. 435-458.

Laughlin, Harry Hamilton (October 1920) Eugenical sterilization in the United States. Journal of Social Hygiene, 6 (4). pp. 499-532.

Laughlin, Harry Hamilton (July 1920) Race assimilation by the pure-sire method. The Journal of Heredity, 11 (6). pp. 259-263.

Little, Clarence Cook (March 1920) Alternative explanations for the exceptional color classes in doves and canaries. The American Naturalist, 54 (631). pp. 162-175.

Little, Clarence Cook (October 1920) Factors influencing the growth of a transplantable tumor in mice. Journal of Experimental Zoology, 31 (3). pp. 307-326.

Little, Clarence Cook (December 1920) Is the fertile tortoise-shell tom cat a modified female? Journal of Genetics, 10 (4). pp. 301-302.

Little, Clarence Cook (May 1920) Is there linkage between the genes for yellow and for black in mice? The American Naturalist, 54 (632). pp. 267-270.

Little, Clarence Cook (September 1920) Note on the occurrence of a probable sex-linked lethal factor in mammals. The American Naturalist, 54 (634). pp. 457-460.

Little, Clarence Cook (May 1920) The heredity of susceptibility to a transplantable sarcoma (J. W. B.) of the Japanese waltzing mouse. Science, 51 (1323). pp. 467-468.

Little, Clarence Cook (May 1920) A note on the human sex ratio. Proceedings of the National Academy of Sciences, 6 (5). pp. 250-253.

Little, Clarence Cook (January 1920) A note on the origin of piebald spotting in dogs. The Journal of Heredity, 11 (1). pp. 12-15.

M

MacDowell, Edwin Carleton (May 1920) Bristle inheritance in Drosophila: III. Correlation. Journal of Experimental Zoology, 30 (4). pp. 419-460.

Metz, Charles William (April 1920) Correspondence between chromosome number and linkage groups in Drosophila virilis. Science, 51 (1321). pp. 417-418.

Metz, Charles William (July 1920) Observations on the sterility of mutant hybrids in Drosophila virilis. Proceedings of the National Academy of Sciences, 6 (7). pp. 421-423.

Metz, Charles William (April 1920) The arrangement of genes in Drosophila virilis. Proceedings of the National Academy of Sciences, 6 (4). pp. 164-166.

R

Riddle, Oscar (April 1920) Calorimetric determinations of the energy in yolk-protein and yolk-fat of doves and pigeons. Science, 51 (1318). p. 350.

Riddle, Oscar (1920) Differential survival of male and female dove embryos in increased and decreased pressures of oxygen: a test of the metabolic theory of sex. Proceedings of the Society for Experimental Biology and Medicine, 18 (3). pp. 88-91.

Ritzman, Ernest George, Davenport, Charles Benedict (April 1920) A comparison of some traits of conformation of Southdown and Rambouillet sheep and of their F1 hybrids, with preliminary data and remarks on variability in F2. New Hampshire College Agricultural Experiment Station Technical Bulletin No. 15. p. 32.