On the Significance of the Nitrates Contained in Plants 



for Animals and Men. By T. Ishizuka, Nogakushi. .. ..475. 



On the Physiological Behaviour of Maleic and Fumaric 

 Acids. By T. Ishizuka, Nogakushi. 484. 



On the Physiological Action of Amidosulphonic Acid. By 



N. Maeno, Nogakushi. 487. 



Investigations on the Mulberry Tree. By N. Maeno. No- 

 gakushi. 494. 



Notes on the Metabolism in the Cherry-Tree. By S. 



Aoyama, Nogakushi. 499. 



Physiological Observations on Lecithin. By T. Hanai, 



Nogakushi. 503. 



On a Compound of Albumen with Phenol. By M. Shimada, 



Nogakushi. 507. 



