references: ornithology 497 



Martin, W. H. Influence of Bordeaux mixture on the rates of transpiration from 



abscised leaves and from potted plants. Journ. Agr. Research, 7: 529-548. 



December IS, 1916. 

 Miller, E. C. Comparative study of the root systems and leaf areas of corn and 



the sorghums. Journ. Agr. Research, 6: 311-332, pis. 38-44, figs. 1-3. May 



29, 1916. 

 Stevens, N. E. A method for studying the humidity relations of fungi in culture. 



Phytopathology, 6; 42S-432. December, 1916. 

 Stevens, N. E. Recovery of a tree from a lightning stroke. Phytopathology, 6: 



204-206. April 4, 1916. 

 True, R. H., and Bartlett, H. H. The exchange of ions between the roots of 



Lupinus albus and culture solutions containing three nutrient salts. Amer. 



Journ. Rot., 3: 47-57, figs. 1-3. March 4, 1916. 

 True, R. H., and Stockberger, W. W. Physiological observations on alkaloids, 



latex, and oxidases in Papaver somniferum. Amer. Journ. Bot., 3:1-11. 



February 5, 1916. 

 Wyatt, F. A. Influence of calcium and magnesium compounds on plant growth. 



Journ. Agr. Research, 6: 589-620, pis. 84-88. July 17, 1916. 



GENETICS 



Bartlett, H. H. The status of the mutation theory, with especial reference to 



Oenothera. Amer. Nat., 51: 513-529. September, 1916. 

 Collins, G. N. Correlated characters in maize breeding. Journ. Agr. Research, 



6: 435-454, pis. 53-63. June 19, 1916. 

 Collins, G. N., and Kempton, J. H. Parthenogenesis. Journ. Heredity, 7: 



106-118, figs. 2-9. March, 1916. 

 Kempton, J. H. Lobed leaves in maize. Journ. Heredity, 7:508-510, fig. 11. 



November, 1916. 

 Lamb, W. H. Hybrid trees. Journ. Heredity, 7: 311-319, figs. 12-15. June 20, 



1916. 

 La Rue, C. D., and Bartlett, H. H . Matroclinic inlieritance in mutation crosses 



of Oenothera Reynoldsii. Amer. Journ. Bot., 4: 119-144, figs. 1-4. March, 



1917. 

 Su amel, A. D. Bud variation. Journ. Heredity, 7: 82-87, fig. 8. January 25, 



1916. 



ORNITHOLOGY 



. Opinions rendered by the International Commission on Zoological Nomen- 

 clature. Opinion 67. Smith. Inst. Publ . 2419: 177-182. April, 1916. (One 

 hundred and two generic names of birds are added to the official list of 

 generic names. — C. W. R.) 



Bailey, F. M. Characteristic birds of the Dakota prairies. I. In the grassland . 

 Condor, 17: 173-179. October 10, 1915. 



Bailey, F. M. Characteristic birds of the Dakota prairies. II. Along the lake 

 borders. Condor, 17: 222-226. November 30, 1915. 



Bailey, F. M. Characteristic birds of the Dakota prairies. III. Among the 

 sloughs and marshes. Condor, 18: 14-21. January 15, 1916. 



