1914] KELLEY—FUNCTION OF MANGANESE 227 
4. BERTRAND, G., On the oxidizing action of manganese salts on - chemical 
composition of oxydases. Compt. Rend. 124:1355-1358. 
5- Loew, O., and Sawa, S., On the action of manganese ae on plants. 
Coll. Ap. Imp. Univ. Tokio o, Bull. 5:161-172. 1902. 
SALOMONE, G., Il manganese e lo et delle piante. Staz. Sper. Agr. 
Ital. 38: 1015-1024. 1905. 
SULLIVAN, M. X., and Rem, F. R., Studies in soil catalysis. U.S.D.A., 
Bur. of Soils, Bull. 86. 1912. 
8. BERNARDINI, L., Funzione del manganese nella concimazione. Staz. 
Sper. Agr. Ital. 43:217-240. 1910 
9. Aso, K., On the stimulating action of sere chlorid on rice. Coll. 
Agr Nei Univ. Tokio, Bull. 7:449-453. 
10. SALOMONE, G., Il manganese e lo ees pier piante. Staz. Sper. Agr. 
Ital. 40: “seca 1907. 
11. BRENCHLEY, W. E., The influence of copper sulphate and manganese 
sulphate upon the growth of barley. Ann. Botany 24:571-583. 1910. 
12, SCHREINER, O., and SKINNER, J. J., — compounds and fertilizer 
action. USDA. Bur. of Soils, Bull. 77. 19 
13. KELLEY, W. P., The influence of manganese on a growth of pineapples. 
USD.A., Hawaii Sta. Press Bull. 23. 1909. : 
14. Witcox, E. V., and KELLEY, W. P., The es [ manganese on pine- 
apple plaute: U.S.D.A., Hawaii Sta. ‘Bull. 28. 
oops, A. F., The destruction of ey ‘< oxidizing enzymes. 
Centralbl. Bakt. u. Par. 5:745-754. 1899 
» Loew, O., and May, D. W., The polation of lime and magnesia to plant 
growth. USDA. Bur. Plant Ind., Bull. 1. 1901; Aso, K., Joc. cit., On 
the influence of diderent ratios of es and magnesia upon the development 
of plants. Coll. Agr. Imp. Univ. Tokio, Bull. 4:360-370. 1900-1902; 
5*495-499. 1903; 6:97-102. 1904-1905; LoEw, O., and Aso, K., 7:397- 
497. I90 
17. GILE, PL L., Lime-magnesia ratio as influenced by concentration. 
U.S.D.A., Porto Rico Sta. Bull. 12. 1912. 
18. Logs, J., Dynamics of living matter. New York. 1906. 
19. OsterHour , W. J. V., On the importance of physiologically balanced solu- 
tions for Seer Bor. GAZ. 42:127-134. 1906; 44:249-272. 1907; 
the Similarity in the behavior of sodium and potassium. ce Gaz. 48:98- 
104. I9g09 
20. ———— The permeability of protoplasm to ions and the theory of antago- 
nism. Science N.S, 35:156-157. 1912; Changes in permeability produced 
by electrolytes. Science 36:350-352. 1912. 
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