PHOTOPERIODISM 515 



— (1942) Auslosung von Bliitenbildung bei der Langtagpflanze Hyoscyamus 

 niger in Kurztagbedinguntrcu durch Infiltration der Blatter mit Zuckerlosungen. 

 Naturwissensfhaften, oO: 589-590. 



(1948) Die Fhysiologie der Bliitenbildung. Biol. Zcutr., G7: 1U5 174. 



Mer, C. L. (1951) A critical study of the auxin theory of growth regulation in the 



mesocotyl of Avena saliva. Ann. Botany, 15: 179-207. 

 Moreau, R. E., A. L. Wilk, and W. Rowan (1947) The moult and gonad cycles of 



three species of birds at five degrees south of the equator. Proc. Zool. Soc. 



London, 117:345-364. 

 Moskov, B. S. (1936) Role of leaves in photoperiodic reaction of plants. Bull. 



Appl. Botany Genet, and Plant Breeding U.S.S.R., A17: 25-30. 



(1937) Photoperiodism and a hypothesis as to hormones of flowering. 



Compt. rend. acad. sci. U.R.S.S., 15: 211-214. 



(1939a) Minimum intervals of darkness and light to induce flowering in 



short-day plants. Compt. rend. acad. sci. U.R.S.S., 22: 456-459. 



(1939b) Transfer of photoperiodic reaction from leaves to growing points. 



Compt. rend. acad. sci. U.R.S.S., 24: 489-491. 



(1941) On the photoperiodic aftereffect. Compt. rend. acad. sci. U.R.S.S., 



31: 699-701. 

 Murneek, A. E. (1937) Biochemical studies of photoperiodism in plants. Missouri 



Agr. Exptl. Sta. Research Bull., 268: 1-84. 



(1948) History of research in photoperiodism. Lotsya, 1: 39-61. 



Olmsted, C. E. (1945) Growth and development in range grasses. V. Photoperiodic 



responses of clonal divisions of three latitudinal strains of side-oats grama. 



Botan. Gaz., 106: 382-401. 

 Parker, M. W., and H. A. Borthwick (1939) Effect of variation in temperature 



during photoperiodic induction upon initiation of lower primordia in Biloxi soy- 

 bean. Botan. Gaz., 101: 145-167. 

 (1940) Floral initiation in Biloxi soybeans as influenced by photosynthetic 



activity during the induction period. Botan. Gaz., 102: 256-268. 

 (1943) Influence of temperature on photoperiodic reactions in leaf blades of 



Biloxi soybean. Botan. Gaz., 104: 612-619. 



(1950) Influence of light on plant growth. Ann. Rev. Plant Physiol., 1: 



43-58. 



Parker, M. W., H. A. Borthwick, and S. B. Hendricks (1948) Wave length depend- 

 ence and the nature of photoperiodism. Lotsya, 1: 71-78. 



Parker, M. W., H. A. Borthwick, and L. E. Rappleye (1950) Photoperiodic responses 

 of poinsettia. Florists Exchange Hort. Trade World, 115: 1149-1150. 



Parker, M. W., S. B. Hendricks, and H. A. Borthwick (1950) Action spectrum for 

 the photoperiodic control of floral initiation of the long-day plant Hyoscyamus 

 niger. Botan. Gaz., Ill: 242-252. 



Parker, M. W., S. B. Hendricks, H. A. Borthwick, and N. J. Scully (1946) Action 

 spectrum for the photoperiodic control of floral initiation of short-day plants. 

 Botan. Gaz., 108: 1-26. 



Parker, M. W., S. B. Hendricks, H. A. Borthwick, and F. W. Went (1949) Spectral 

 sensitivities for leaf and stem growth of etiolated pea seedlings and their simi- 

 larity to action spectra for photoperiodism. Am. J. Botany, 36: 194-204. 



Pearson, O. P., and R. K. Enders (1944) Duration of pregnancy in certain Mustelids. 

 J. Exptl. Zool., 95: 21-35. 



Quinby, J. R., and R. E. Karper^(1945) The inheritance of three genes that influence 

 time of floral initiation and maturity date in milo. J. Amer. Soc. Agron., 37(11): 

 916-936. 



Rabinowitch, E. (1944) Spectra of porphyrins and chlorophyll. Revs. Mod. Phys., 

 16: 226-235. 



