n CONTENTS. 



Page. 



[Detection of phosphates with the molybdate reagent], Liesegang._. 609 



The quantitative estimation of sulphur and phosphorus, Wolf and Osterberg. 609 



Volumetric method for free sulphuric acid and sulphates, Kepi ton 610 



The use of phenol for determining calcium and magnesium, Lindet and Brasart. 610 



A practical manual for the analysis of soils, Hiti. _ _. 610 



The determination of formic acid in the presence of acetic acid, Delehaye 610 



Preservatives in fruit juices, with particular reference to formic acid, Loock. . 610 



Examination of honey, with the Fiehe and Jagerschmid reactions, Reinhardt. . 610 



Tests in regard to the methods for estimating starch in table mustard, Kreis. . 610 



On the determination of aldehydes in distilled liquors, Viyencio del Rosario. . 611 



The detection of manganese in wines, Diunitrescou and Nicolau 611 



Identification of food colors, Loomis 611 



Unification of analytical methods for the sugar industry in Germany 611 



Determining saccharose in the presence of reducing sugars, Lemeland 611 



Use of refractometer for analysis of products of sugar cane, Zerban 611 



Polariscope method for maUc acid and its application, Yoder ". 612 



Progress of chemistry of dairy products for first half of 1910, Grimmer 612 



Methods for detecting heated milk in dairy products, Hesse and Kooper 612 



Detecting milk which has been heated, Hesse. 612 



Refractometry of the serum of milk from individual cows, Mai and Rothenf usser . 612 



In regard to the refractometry of calcium chlorid milk serum, Fendler et al. . 612 



Detection of peanut oil in cotton-seed and other oils, Fachini and Doria 612 



Determination of water in pastes, semipastes, and mixed paints, Nemzek 612 



Rubber and its examination, Hinrichsen and Memmler 613 



A critical investigation of the analytical methods for crude rubber, Korneck. . 613 



The preparation of cider, Porchet • : '....... ' 613 



Conserving plums (reineclaude) and peaches in \'inegar 613 



Tomato ketchup imder the microscope, Howard 613 



The manufacture and use of dried potato products, Parow ■ 613 



Beef fats, Allbright • 613 



The production of vegetable butter in Germany .., 613 



The manufacture of castor oil, Gomez , 613 



Waterproof liquid from soy-bean oil, Williamson , 613 



A calculating card for hydromel (honey mead) manufacture, Cabasse 613 



The manufacture of cane sugar, Jones and Scard ■ 614 



The manufacture of milk sugar from whey, Aufsberg • 614 



Production of casein in Russia, Grout ._ 614 



The significance of fluorin compounds for the preservation of wood, Netzsch. . 614 



How wood is artificially aged, Wislicenus 614 



Industrial alcohol: Sources and manufacture, Wiley, revised by Sawyer 614 



METEOROLOGY — WATER. 



Agricultural meteorology, Costanzo and Negro _. 615 



Meteorological conditions and effect on agriculture in Cuba, 1910, Carbonell. . 615 



Meteorological observations at Massachusetts Station, Oetrander and Damon. . 615 



Water supply 615 



The conservation of water, Mathews 615 



A study of the potable water of the San Francisco peninsula, Mitchell 615 



The sterilization of waters by ultraviolet rays 616 



Sewage disposal, Kinnicutt, Winslow, and Pratt 616 



Sewage disposal. Walker 617 



The laying out and operation of sewage irrigation fields, Hauptner 617 



The agricultural utilization of sewage and food hygiene, Remlinger and Nouri . . 617 



SOILS — FERTILIZERS . 



Soil valuation on an agronomic-scientific basis, Bauer 617 



Publications of the Bureau of Soils 617 



Chemical and mechanical analyses of characteristic Idaho soils, Jones 617 



Analysis of Tamana soils, De Verteuil 618 



Analyses of soils of Campinas, Brazil, Arthaud-Berthet and Sixt 618 



Characteristic soils of the Habis region in southwest Africa, Gruner 618 



Soils of New South Wales, II, Jensen 618 



The chemical nature of the black-soil plains, Guthrie and Jensen 619 



Relation of vegetation to water extracts from soils of Atbasar District, Tumin. . . 619 



