THE B VITAMIN REQUIREMENTS OF ANIMALS AND PLANTS 333 



90. Miller, E. C, and Baumann, C. A., J. Biol. Chem., 157, 551-62 (1945). 



91. Nielsen, E., and Block, A., J. Nutrition, 28, 203-8 (1944). 



92. Arnold, A., and Elvehjem, C. A., J. Nutrition, 15, 403-10 (1938). 



93. Jukes, T. H., and Heitman, H„ Jr., J. Nutrition, 19, 21-30 (1940). 



94. Cravens, W. W., Almquist, H. J., Bethke, R. M., Norris, L. C. and Titus, 



H. W., "Recommended Nutritional Allowances for Poultry," National Re- 

 search Council (1946). 



95. Bird, F. H., Asmundson, U. S., Kratzer, F. H., and Lepkovsky, S., Poultry Sci., 



25, 47-51 (1946). 



96. Bethke, R. M., and Record, P. R., Poultry Sci., 21, 147-54 (1942). 



97. Bolton, W., J. Agr. Sci., 34, 198-206 (1944). 



98. Norris, L. C, Wilgus, H. S., Jr., Ringrose, A. T., Heiman, V., and Heuser, 



G. F., Cornell Univ. Agr. Exp. Sta. Mem. 660, (1936). 



99. Davis, H. J., Norris, L. C, and Heuser, G. F., Poultry Sci., 17, 81-6 (1938). 



100. Heuser, G. F, Wilgus, H. S., and Norris, L. C, Poultry Sci., 17, 105-8 (1938). 



101. Bird, J. H., Asmundson, U. S., Kratyer, J. H., and Lepkovsky, S., Poultry Sci., 



25, 47-51 (1946). 



102. Clandinin, D. R., Poultry Sci., 25, 223-31 (1946). 



103. Briggs, G. M., Jr., Mills, R. C, Elvehjem, C. A., and Hart, E. B, Proc. Soc. 



Exptl. Biol. Med., 51, 59-61 (1942). 



104. Jukes, T. H., J. Biol. Chem., 129, 225-31 (1939). 



105. Bauernfeind, J. C, and Norris, L. C, Science, 89, 416-17 (1939). 



106. Jukes, T. H., J. Biol. Chem., 117, 11-20 (1937). 



107. Bird, H. R., and Rubin, M., Poultry Sci., 25, 87-9 (1946). 



108. Richardson, L. R., Hogan, A. G., and Kempster, H. L., Missouri Agr. Exp. 



Sta., Research Bull., 390, 12 pp. (1945). 



109. Briggs, G. M., Jr., Mills, R. C, Hegsted, D. M., Elvehjem, C. A., and Hart, 



E. B., Poultry Sci., 21, 379-83 (1942). 



110. Hogan, A. G., Richardson, L. R., Patrick, H., O'Dell, B. L., and Kempster, 



H. L, Poultry Sci., 20, 180-3 (1941). 



111. Hegsted, D. M., Oleson, J. J., Elvehjem, C. A., and Hart, E. B., J. Biol. Chem., 



130, 423-4 (1939). 



112. Lucas, H. L., Heuser, G. F., and Norris, L. C, Poultry Sci., 25, 137-42 (1946). 



113. Cravens, W. W., Sebesta, E. E., Halpin, J. G., and Hart, E. B., Poultry Sci., 



25, 80-2 (1946). 



114. Hegsted, D. M., Niells. R. C, Briggs, G. M. Jr., Elvehjem, C. A., and Hart, 



E. B., J. Nutrition, 23, 175-9 (1942). 



115. McCoy, R. H., Felton, J. R., and Hofmann, K., Arch. Biochem., 9, 141-7 (1946). 



116. Robertson, E. I., Daniel, L. J., Farmer, F. A., Norris, L. C, and Heuser, G. F., 



Proc. Soc. Exptl. Biol. Med., 62, 97-101 (1946). 



117. Oleson, J. J., Hutchings, B. L., and Sloane, N. H., J. Biol. Chem., 165, 371-5 



(1946). 



118. Daniel, L. J., Farmer, F. A., and Norris, L. C, J. Biol. Chem., 163, 349-50 



(1946). 



119. Hutchings, B. L., Oleson, J. J., and Stoksted, E. L. R., J. Biol. Chem., 163, 



447-53 (1946). 



120. Luckey, T. D., Moore, P. R., Elvehjem, C. A., and Hart, E. B., Science, 103, 



682-4 (1946). 



121. Petering, H. G., Marvel, J. P., Glausier, C. E., Jr., and Waddell, J., J. Biol. 



Chem., 162, 477-89 (1946). 



122. Briggs, G. M, Jr., Luckey, T. D., Mills, R. C, Elvehjem, C. A., and Hart, 



E. B., Proc. Soc. Exptl. Biol. Med., 52, 7-10 (1943). 



123. Ott, W. H, Rickes, E. L., and Wood, T. R., J. Biol. Chem., 174, 1047-8 (1948). 



124. Jukes. T. H., Oleson, J. J., and Dornbush, A. C, J. Nutrition, 30, 219-23 (1945). 



125. Record, P. R., and Bethke, R. M., Poultry Sci., 21, 271-6 (1942). 



126. Abbott, O. D., and DeMasters, C. U., J. Nutrition, 19, 47-55 (1940). 



