Tue Errect of MANGANESE COMPOUNDS ON SOILS AND PLANTS 399 
LITERATURE CITED 
Aso, K. On the physiological influence of manganese compounds on 
plants. Tokyo Imp. Univ., Coll. Agr. Bul. 5:177-185. 1902-03. 
On the practical application of manganous chlorid in rice- 
culture. Tokyo Imp. Univ., Coll. Agr. Bul. 6:131-133. 1904-05. 
BarTMANN, Henry. Le manganése en agriculture. Journ. agr. prat., 
Mecwrocito—lh7, 1910. 
Bertranr G. Sur les engrais catalytiques. Seventh Int. Congress 
Applied Chem., London Section, p. 159-162. 1909. 
BRENCHLEY, Miss W. E. The influence of copper sulphate and man- 
ganese sulphate upon the growth of barley. Ann. bot. 24 :571-583. 
1910. 
Effect of manganese compounds. Jn Inorganic plant poisons 
and stimulants, p. 78-92. Cambridge agr. monographs. 1914. 
Brown, P. E., anp Mines, G. A. The effect of some manganese salts 
on ammonification and nitrification. Soil science 2:67-85. 1916. 
CHITTENDEN, F. J. The effect of manganese sulphate on the yield of 
turnips at Wisley. Roy. Hort. Soc. [London]. Journ. 41: 94-96. 
1915-16. 
- CROCHETELLE, J. Influence du sulfate de manganése sur la germination. 
i Journ. agr. prat., n. s. 26:398-399. 1913. 
Dam, W. van. Use of manganese compounds as fertilizers. Chem. 
weekbl. a 1907. [Abstracted in Exp. sta. rec. 19 :523-524. 
1908.] 
EHRENBERG, P., AND ScuuttzH, K. Fertilization with manganese. 
Journ. Landw. 64. :37-129. [Cited in Chem. abs. 11:1872. 1917.] 
FEmLitzEN, HJALMAR von. Kann man auf dem freien Felde einen giinst- 
igen stimulierenden Einfluss auf die Entwickelung der Kulturpflanzen 
durch kleine Mengen Mangansalze wahrnehmen? Journ. Landw. 
55 :289-292. 1907. 
Giz, P. L. Chlorosis of pineapples induced by manganese and carbonate 
of lime. Science n. s. 44:855-857. 1916. 
Greaves, J. E. The influence of salts on the bacterial activities of the 
soil. Soil science 2: 443-480. 1916. 
GREGARIO, RocasOLANO ANTONIO DE. Catalytic fertilizer. Rev. Real. 
Acad. Sci. 14 :681-693. 1916. [Cited in Chem. abs. 11 :1511. 1917.] 
HoutTerMANS, Extsa. Uber angebliche Beziehungen zwischen der Sal- 
peterséiureassimilation und der Manganabscheidung in der Pflanze. K. 
Akad. Wiss. [Vienna], Math. Naturw. Kl. Sitzber. 121 :801-831. 1912. 
[Cited in Exp. sta. rec. 30:30. 1914.] 
