214 p:xperiment station record. 



"A considerable excess of hydrochloric acid must be added to the .solution to be 

 tested — one-thirtieth bj' volume of concentrated HCl is not too much. 



" Perfectly decisive reactions need not be expected where less than one part of 

 boric acid is present in 10,000 of water." 



Detection of boric acid or borates, H. Bohnthac.ek (Ztsriir. Analijt. Chein., 39 

 {WOO), No. 2, />. !>-.'). 



The separation and determination of formic, acetic, propionic, and butyric 

 acids by Haber land's method, J. Schi'tz (Ztsrlir. Analijt. Ch('in.,.:i!i {l'JOO),Xo. 1, 

 pp. 17, IS). 



Boemer's method of detecting cotton-seed oil in lard, ]M. Weiiull {Meddel. 

 K. Landthr. Sti/r., 1899, No. 59, pp. 33-42). 



On the chemical determination of the nutritive value of fodder beets, L. 

 HELWECi {Tidmlcr. Landbr. Planteavl, 5 {1899), pp. 178-189). — Discusses errors of 

 sampling and analysis of beets. 



On the presence of dextrose and levulose in the leaves of beets, L. Lixdet 

 {Ann. Afjron., 2G {1900), No. 2, pp. loS-113). 



On the presence of mannocellulose in the ligneous tissue of gymno- 

 sperms, G. Bertrand {Compt. Rend. Acad. Sci. Paris, 129 {1899), No. 24, pp. 

 1025-1029). 



The furfuroids of plant tissues, C. F. Cross, E. J. Bevan, and J. S. Remixg- 

 Tox {Jour. Soc. Chan. Ltd., 19 {1900), No. 4,pp- 307-310). 



Systematic analysis of glucose, S. Stein {Internal. Sugar Jour., 2 {1900), No. 20, 

 pjK 405-412). 



Some chemical notes on the composition of the cocoanut, J. E. Kirkwood 

 and W. J. GiES {Sdrncr, n. .srr., 11 {1900), No. 285, p. 951). 



Analyses of borax, A. W. Ogden {Connecticut State Sta. Rpt. 1899, pt. 2, pp. 

 150-153). — The analysis of a number of samples of borax is reported. 



Analyses of formaldehyde or formalin, A. W. Ogdex ( Connecticut State Sta. 

 Rpt. 1899, pt. 2, p. i.56').— Tabulated analyses are given of 4 sami^les of formalin. The 

 percentage of formaldehyde ranged from 36.02 to 42.30. 



Examination of foods, condiments, and commercial products, (i. Rupp 

 {Die Untersuchung con Nalirung^iaitteln, Geuus>iin[ttehiuud Gehrauch.-igegendHinden. Hei- 

 delberg: Carl Winter's Universitdts-BucJdiandlung, 1900; 2 ed., ill.) 



Examination of the most important foods and condiments, C. Beier {Die 

 VntemucJiung unserer unchtigden Nahrungs- und Genussmittel. Leipsic: C. G. Nau- 

 mann, pp. VIII -ir 147; abs. in Ztschr. Untersuch. Nahr.u. Genussmtl., 3 {1900), No. 4, 

 p. ^5»<i?).— This work forms Nos. 116 to 118 of the series entitled " Medicinischen 

 Bibliothek fiir praktische Aerzte." 



Miscellaneous analyses, E. F. Ladd {North Dakota Sta. Rpt. 1899, pp. 13, 

 14). — Analyses are reported of coal from western North Dakota, ashes from lignite, 

 and clays (9 samples) from different jsarts of the State. 



BOTANY. 



Studies of the time and rate of development of the potato 

 tuber, L. K. Jones and W. A. Okton ( Vcrmvut St((. Rpt. IHUU^ pp. 

 155^ 156). — Previous investigationrf on this subject (E. S. R.. 5, p. 988) 

 have been repeated, using 75 rows of potatoes. All were i)lanted at 

 the same time on rather heavy clay soil, were sprayed with Paris 

 green in the early part of the summer, and received 3 applications of 

 the Bordeaux mixture in the Ititter part, so that the vines were in a 

 fairly healthy condition quite late in the season. Beginning August 



