TITLES OF ARTICLES IN RECENT FOREIGN PUBUCATIONS. 



The alkaloids of the barberry {Ueber Berlerisalkaloide), C. Eudel. — Arch, der 

 rharmazie, 22r), pp. 051-666. 



The alkaloids of the betel nut ( Ueber die AlkaloidederArekanusa), E. Jauns. — Arch, 

 do- Phnrmazie, 239, pp. €69-707. 



A search for a cellulose-dissolving (cytohydrolytic) enzyme in the digestive 

 tract of certain grain-feeding animals, H. T. Browx. — Proc. Chem. Soc, 1892, pp. 

 30-33. 



Determination of nitric nitrogen (Zur Bestimmung der Is'itraisUckstoffs), K. 

 Ulscii. — Zcitsrh.f. angcw. Chcm.. 1S91, p. 71S. 



The quantitative determination of nitrogen in nitrate of soda {Die quantitative 

 Bestimmung des Stivkntoffs im Xatronttalpeter), Aluerti axd Hempel. — Zeitiach. f. 

 angew. Chem., 1S92, Heft 4, pp. 101-104. 



A new method of analysis of organic substances {Sur une nouvelle mcthode d'ana- 

 hjse orgauiquc), BKRTitr.l.oT. — Compt. mid.. 114 {1S92), pp. 317, SIS. 



Determination of the freezing point of very dilute aqueous solutions ; appli- 

 cation to cane sugar i />t'^'/"»i'/i(i'i'"i (?» piiint dc coiuicliitinii dcx dixsuhitionn aqucuKCfi 

 tres diluees; application au sucre de canne), Raoilt. — Compt. rend., 114 {1892), pp. 268- 



271. 



Anew form of fat-extraction apparatus for liquids. A. Smetiiam. — Analgxi, 

 March, 1S92, pp. 11, ■/', Jig. 1. 



Fat extraction and fat calculation in milk analysis, II. D. RiciiMoxn. — Ana- 

 lyst, ^farch. 1S92. pp. 4S-.-2. 



A new means for recognizing fatty oils in lard ( Uehcr eine neuc lieaktion zur 

 Erkrnnung ron J'ctlcn Oclcn im Schircincschmah), P. Wei.man.s. — Vharm. Ztg., 36, pp. 

 798, 799. 



A sensitive reagent for albumen in urine {Eine empfindliche Reaction auf Eiweiss 

 im Ifarnr), E. Simkulkr.— />Vr. d. drut. chem. Gck., 2.'> {1892), Heft 3, pp. 37'>-S78. 



A convenient method for arranging the apparatus used in determining free 

 and albuminoid ammonia, (i. Kmhkky. — Auahist. Mnnh. lS.i2. pp. 41-13, jig. 1. 



Silica in plants (N«r la nilicc dann le-t vigetaiix), Bertuei.ot and Andre. — Compt. 

 rctid., 114 {1892), pp. 2.'>7-263. 



On the presence and function of sulphur in plants (Sur la presence el sur le role 

 du noufrr dans leu n'gclaur], HKKTiir.Mir and Andkk. — Ann. t'him. et I'hys., torn 25, s6r. 

 6, pp. 341-363. 



The substances accompanying chlorophyll in leaves {Des principles qui accom- 

 pagnent la chlorophglle dans les feuilles), A. Etard. — Compt. rend., 114 {189S), pp. 364- 

 366. 



Development and significance of the root tubercles of Leguminosae (Die Ent- 

 wickclung nnd licdcntung der Legumino.scnknoUchen ). A. Kocir. — J'iihling's landw. Ztg., 

 1892, Heft 4, pp. 124-132, fig. 1. 



The fixation of atmospheric nitrogen by the soil and plants (.Smt la fixation de 

 I'azote almospht'riquc par Ic sol et Ic* regclaux). A, (jrAUTlEK aud R. DBOUIN. — Bui, Soc. 

 Chim. de Paris, tom 7, S, scr. 3, pp. S4-97. 

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