CHAPTER X. 



PROTEIDS, AMIDES, AMMONIA, NITRATES, ETC. 



FULL particulars of the chemistry of vegetable proteids, 

 amides, etc., may be obtained from the following works. 



RITTHAUSEN. Die Eiweisskorper der Getreidearten. 

 Bonn, 1872. 



SCHWARZ. Die morphologische und chemische Zusam- 

 mensetzung des Protoplasmas. Breslau, 1887. (Cohn's 

 Beitrdge, Vol. v.) 



Read papers by 



PALLADIN. Ber. d. d. hot. Ges. Vols. vi. and vn. 

 (18881889.) 



E. SCHULZE. Landw. Vers.-Stat. Vol. xxxvi. (1889) 

 and Landw. Jahrb. xxi. (1892.) 



VINES. Journal of Physiology. Vol. in. (1881.) 

 Proc. Roy. Soc. No. 191. (1878.) 



GREEN. Phil Tram. Vol. 178. (1887.) 



SERNO. (Distribution of Nitrates.) Landw. Jahrb. 

 xvm. (1889.) 



OSBORNE. Amer. Chem. J. xiv. (1892.) 



