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Sirker, J. N. 



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Suzuki, A. 



1910 Can strontium and barium replace calcium in phenogams? 

 Tokyo Imp. Univ., Agr. Col. Bui. 4:69-97. 



True, R. H., and Bartlett, H. H. 



1912 Absorption and excretion of salts by roots, as influenced by 

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1899 Vegetationsversuche in topfen liber die A^irkung der kalkerde 

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United States Commissioner of Agriculture 

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1903 Conditions determining the poisonous action of chlorids. 

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Yokoyama, H. 



1908 Whv are poor sandy soils often easilv injured by liming? 

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