BOTANY. 15 



Note on lemon and orange peel, E. G. Clayton (Analysi, 18D4, June. p. 1S4.) 



A new method for determining albumen, ¥. Kluu (t'enibl. I'hijaiol., 1S03, p. 

 Q27; abs.in Ztsriir. (iiKiIi/t. Clicm., 33, No. 3, p. 3S0). 



Recognition of coloring matter in bntter (Ahs.in Mollc. Zt[i., S {1S84), Xo.,.'0,p. 

 291). 



Determination of fat in cheese, S. Bondzynski (Ztschr. analyt. Chem., 33, No. 2, 

 pp. 1SG-1S9). 



A new method for determining the fat content of milk, Frohwkin (Molk. 

 Zt;/., S (1S::>4), No. 22, pp. 323, 324). 



Comparison of the Soxhlet and the Liebermann and Szekely metliods for 

 determining fat in milk, V. Veukodi {Ztschr. Nahr. Uyg. D'aar., S, pp. 02-95; <ibs. 

 ill Clwm. Cciiibl., 1S94, I, No. 20, p. 976). 



The analytical and technical examination of fats and naphtha products, D. 

 lIoLDE (Chem. Ztij., IS C1S94), No. 3S, pp. 704-709). 



The causes of errors in the chemical analysis of flours and the means of 

 removing the same, ISallaxd dUv. Inlcniat. Falaif., 7 (1S94), No. 9, p. 140). 



Means of studying and distinguishing betw^een different kinds of meal, E. 

 SrAi/rii {Ztschr. aiigcw. Chciti.. 1S94, No. 10, pp. 295-297). — After a brief review of 

 other methods tlie results of refractometer tests of the fat arc reported. The method 

 promises to be useful in connection with other tests. 



Progress in the examination of spices and their adulteration, T. F. Hanau- 

 SEK {Chem. Ztcj., IS {1S94), No. 39, pp. 723-726). 



Observations on the detection of cotton oil in lard, E. J. Bevan {llev. Inieniat. 

 Falsi/., 7 {1S94), No. 9, pp. US, 149). 



Means of distinguishing oils, E. Mingiole {UJi/r. e Iiid. Ayr., 27 {1S94), No. 9, 

 pp. 139, 140). 



Concerning the elementary compo-sition of the oil of colza, G. Ponzio {Gazz. 

 Chimica Ital., 1S93, No. 12. pp. 595-597; abs. in Staz. i>2)er. Ayr. Ital., 26 {'1S94), No. 3, 

 pp. 287, 288). 



The feeding value of dried beet chips (Tidskr. Laiidtman, 15 {1894), pp. 217-220). 



On the analysis of plant seeds, E. .Scuulze {Chem. Zty., IS {1894), No. 43, JU). 

 799-802).— A review. 



Determination of starch in compressed yeast, F. Filsixgeu {Chem. Zt/j., IS 

 {1S94), No. 40, p. 74-2). 



Determination of nitric nitrogen in water in the state of bioxide of nitrogen, 

 A. Bariixk {Bui. S*>c. Chim. Paris, 11-12 {1894), No. 10, p. 434). 



On the reliability of the determination of phosphoric acid as magnesium 

 pyrophosphate {Ztschr. anali/t. Chem., 33, No. 3, pp. 362 370). — Resume. 



Volumetric determination of phosphoric acid, A. F. Hollkman {Ztschr. anatyt. 

 Cham., 33, No. 2, pp. 185, 186). 



A laboratory vacuum apparatus for evaporation, Soxhlet (Chem. Ztg., 18 

 {1894). No. 39, pp. 721-723, fuj. 1). 



A simple apparatus for the extraction for analysis of gases dissolved in 

 water, S. Harvey {Analyst, 1894, June, pp. 121-124, fuj. 1). 



Note on an improved specific gravity bottle, H. Louis {Jour. Soc. Chem. hid., 

 13 {1894), No. 4, p. S22,fi(/s. 2). — The bottle is iitted with a ground-giass cover for 

 the stopper, which prevents evaporation from the capillary tube. 



BOTANY. 



The assimilation of free nitrogen in the plant kingdom, B. 



Frats^k [Bot. Ztg., 51 (1893), pt. 1, No. 9, pp. lo9-15(i; abs. in Forsch. 

 Geb. agr. Phys., 16 {1893), JSfo. 5, pp. 475-477). — The author reviews 

 aud criticises adversely the work of Kossowitsch and Helhiegel, and 



