162 LIST OF LITERATURE 



Emerson, R. and Lewis, C. M. (1939). Factors influencing the efficiency 



of photosynthesis. Amer. J. Bot. 26, 808-22. 

 Ferguson, W. S. (1943). The teart pastures of Somerset. IV. The 



effect of continuous administration of copper sulphate to dairy 



cows. J. Agric. Sci. 33, 116-18. 

 Ferguson, W. S., Lewis, A. H. and Watson, S. J. (1943). The teart 



pastures of Somerset. I. The cause and cure of teartness. J. Agric. 



Sci. 33, 44-51. 

 Filmer, J. F. and Underwood, E. J. (1937), Enzootic marasmus. 



Further data concerning the potency of cobalt as a curative and 



prophylactic agent. Aust. Vet. J. 13, 57-64. 

 Finch, A. H. (1933). Pecan rosette, a physiological disease apparently 



susceptible to treatment with zinc. Proc. Amer. Hort. Sci. 1932, 



29, 264-6. 

 Finch, A. H. and Kinnison, A. F. (1933). Pecan rosette: soil, chemical 



and physiological studies. Tech. Bull. Arizona Agric. Exp. Sta. 



no. 47, pp. 407-42. 

 Fisher, P. L. (1935). Responses of the tomato in solution cultures with 



deficiencies and excesses of certain essential elements. Bull. Md 



Agric. Exp. Sta. no. 375, pp. 282-98. 

 Floyd, B. F. (1917). Dieback, or exanthema of Citrus trees. Bull. 



Fa Agric. Exp. Sta. no. 140, 31 pp. 

 Foster, J. S. and Horton, C. A. (1937). Quantitative spectrographs 



analysis of biological material. II. Proc. Roy. Soc. B, 123, 



422-30. 

 Foster, J. W. (1939). The heavy metal nutrition of fungi. Bot. Rev. 



5, 207-39. 

 Foster, J. W. and vVaksman, S. A. (1939). The specific effect of zinc 



and other heavy metals on growth and fumaric-acid production by 



Rhizopus. J. Bact. 37, 599-617. 

 Fox, H. M. and Ramage, H. (1931). A spectroscopic analysis of animal 



tissues. Proc. Roy. Soc. B, 108, 157-73. 

 Franke, K. W. and Moxon, A. L. (1936). A comparison of the minimum 

 fatal dose of selenium, tellurium, arsenic and vanadium. J. Phar- 

 macol. 58, 454-9. 

 Franke, K. W., Rice, T. D., Johnson, A. G. and Schoening, H. W. 

 (1934). Report on a preliminary field survey of the so-called 

 'alkali disease' of livestock. Circ. U.S. Dep. Agric. no. 320, 10 pp. 

 Frey-Wyssling, A. ( 1935). Die unentbehrlichen Elemente der Pflanzen- 

 nahrung. Naturwissenschaften, 23, 767-9. 



Gallagher, P. H. and Walsh, T. (1943). The susceptibility of cereal 

 varieties to manganese deficiency. J . Agric. Sci. 33, 197-203. 



Gallup, W. D. and Norris, L. C. (1937). Studies on the importance of 

 manganese in the nutrition of poultry. Poult. Sci. 16, 351-2. 



Gallup, W. D. and Norris, L. C. (1938). The essentialness of man- 

 ganese for the normal development of bone. Science, 87, 18-19. 



Gerretsen, F. C. (1937). Manganese deficiency of oats and its relation 

 to soil bacteria. Ann. Bot., Lond., N.S. 1, 207-30. 



