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96. McEIroy, W. D. and C. P. Swanson. 1951. Quart. Rev. Biol. 26: 348-363. 



97. Macdonald, J. A. 1947. Ann. Appl. Biol. 34: 430-434. 



98. Machlis, L. and J. M. Crasemann. 1956. Am. J. Botany 43: 601-611. 



99. Markert, C. L. 1952. Genetics 37: 339-352. 



100. Markert, C. L. 1953. Exp. Cell Research 5: 427-435. 



101. Matuo, T. and T. Shioiri. 1951. Research Repts. Fac. Textile Seric. Shinshu 

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102. Maxwell, M. E. 1952. Australian J. Sci. Research B, 5: 56-63. 



103. Mazur, P. 1956. /. Gen. Physiol. 39: 869-888. 



104. Melander, L. W. 1935. /. Agr. Research 50: 861-880. 



105. Meryman, H. T. 1956. Science 124: 515-521. 



106. Neergaard, P. 1941. Gartner-Tidende 57: 319-322. 



107. Neergaard, P. and A. G. Newhall. 1951. Phytopathology 41: 1021-1033. 



108. Newcombe, H. B. and J. F. McGregor. 1954. Genetics 39: 619-627. 



109. Norman, A. 1951. Exp. Cell Research 2: 454-473. 



110. Norman, A. 1954. /. Cellular Comp. Physiol. 44: 1-10. 



111. Oster, R. 1934. /. Gen. Physiol. 18: 71-88, 243-250, 251-254. 



112. Page, O. T. 1956. Can. J. Botany 34: 881-890. 



113. Page, R. M. 1952. Am. J. Botany 39: 731-739. 



114. Pehrson, S. O. 1948. Physiol. Plantarum 1: 38-56. 



115. Piemeisel, F. J. 1917. Phytopathology 7: 294-307. 



116. Pomper, S. and K. C. Atwood. 1955. In A. Hollaender, (ed.), Radiation Bi- 

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117. Pratt, R. 1944. Bull. Torrey Botan. Club 71: 134-143. 



118. Rahn, O. 1929. /. Gen. Physiol. 13: 179-205. 



119. Rahn, O. 1930. /. Gen. Physiol. 13: 395-407. 



120. Raper, K. B. and D. I. Fennell. 1946. /. Bacteriol. 51: 761-777. 

 120a. Sagromsky, H. 1956. Biol. Zentr. 75: 385-397. 



121. Savage, G. M. 1949. /. Bacteriol. 57: 429-441. 



122. Sawyer, W. H., Jr. 1929. Am. J. Botany 16: 87-121. 



123. Schaeffer, P. 1953. Arch. Biochem. Biophys. 47: 359-379. 



124. Schmidt, C. F. 1954. In G. F. Reddish (ed.), Antiseptics, Disinfectants, Fungi- 

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125. Shear, C. L. and B. O. Dodge. 1927. /. Agr. Research 34: 1019-1042. 



126. Smith, E. C. 1935. Bull. Torrey Botan. Club 62: 45-58. 



127. Smith, E. C. 1936. In B. M. Duggar (ed.), Biological Effects of Radiation, p. 

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128. Smith, J. H. 1923. Ann. Appl. Biol. 10: 335-347. 



129. Snyder, W. C. and H. N. Hansen. 1941. Mycologia 33: 580-591. 



130. Sorokine, N. 1876. Ann. sci. nat. Botan. Ser. 6, 3: 46-52. 



131. Stapleton, G. E. and A. Hollaender. 1952. /. Cellular Comp. Physiol. 39, 

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132. Stapleton, G. E., A. Hollaender, and F. L. Martin. 1952. /. Cellular Comp. 

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133. Swanson, C. P. 1952. /. Cellular Comp. Physiol. 39, Suppl. 1: 27-38. 



134. Swanson, C. P. and S. H. Goodgal. 1950. Genetics 35: 695-696. 



135. Swanson, C. P., A. Hollaender, and B. N. Kaufmann. 1948. Genetics 33: 429- 

 437. 



136. Swanson, C. P., W. D. McEIroy, and H. Miller. 1949. Proc. Natl. Acad. Sci. 

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137. Tarpley, W., J. Ilarsky, B. Manowitz, and R. Hoirigan. 1953. /. Bacteriol. 

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138. Tatum, E. L., R. W. Barratt, N. Fries, and D. Bonner. 1950. Am. J. Botany 

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