II CONTENTS. 



Page. 



The estimation of diastase in milk, Van Haarst 14 



Diastase estimation in milk, Koning 14 



The relation between fat and calcium in cream, Lythgoe and Marsh 14 



About moisture and fat estimation in cheese, Siegfeld 14 



Potato culls as a source of industrial alcohol, Wente and Tolman 14 



Sulphate scale in evaporators, Peck 15 



Text-book of starch manufacture, Parow 15 



Subject and author index to Hoppe-Seyler's Zeitschri/t, Thomas 15 



METEOROLOGY — WATER. 



The principles of meteorology, Klossovskii 15 



Weather, water, and air, Hoffmann 15 



The relation of the weather to plant culture in general, Grohmann 15 



Report of the consulting meteorologist, Voorhees 16 



Bulletin of the Mount Weather Observatory 16 



Studies of the evaporation of water over lakes and reservoirs, VII, Bigelow. . 16 



Influence of soil mulches in checking evaporation, Bark 17 



The fight against hail 17 



Frosts in Wisconsin: Occurrence, prediction, and prevention, Bartlett 17 



Report of the Chief of the Weather Bureau, 1908-9 17 



Monthly Weather Re\iew 17 



Meteorological notes and data, Mantle and Charlton 17 



Climatology of Venezuela . 18 



Ground-water supply and irrigation in the Rillito Valley, Smith 18 



Water-logging of the Nile Valley, De Lotbiniere 19 



The water, Anselmino 19 



SOILS — FERTILIZERS. 



The soils and soil-formers of the subantarctic islands, Aston 19 



Effect of moisture and solutions on the electric conductivity of soils, Davis 20 



Data on tlie chemical composition of alkali soils, Stepanov 20 



Chemistry, physics, and biology of the soil, Hoffmann 20 



Report of soils section of University of Breslau, 1902-1909, Ehrenberg 21 



Characteristics of the newer methods of soil mapping, Gruner 21 



Bibliography of North American geology for 1908, with subject index, Nickles. . 21 



Barium in soils, Failyer 21 



The adaptation of the plant to the soil, Hall 21 



Contribution to the question of the nitrogen balance, Viner 22 



Progress and present status of the knowledge of fertilizers, Immendorff 22 



Fertilizers and fertilizing, Hoffmann 22 



Fertilizer experiments as a means of determining productiveness, Stutzer 22 



Fundamental questions of fertilizing on chernozem, Frankfurt 22 



Analyses of fertilizing materials, Viner 23 



Composition of the urine and dung of the more important animals, Stutzer. ... 23 



Influence of green manuring and nitrogen manuring on denitrification, Bartels. . 24 



The fixation of atmospheric nitrogen 24 



The nitrogen of the air. — Waterfalls and agriculture, Grandeau 24 



Progress in potash industry, Hof 24 



Potassium silicate as a source of potash, Prianishnikov and Doyarenko 24 



Potassium silicate, Brehmer 24 



Economic geology of the feldspar deposits of the United States, Bastin 24 



A review of the phosphate fields of Idaho, Utah and Wyoming, Waggaman 24 



Phosphates, Gale, Richards, and Blackwelder 25 



Phosphate deposits in Idaho, Wyoming and Utah, Gale and Richards 25 



Phosphate deposits east of Ogden, Utah, Blackwelder 25 



Chemical treatment of Russian phosphorites, Prianishnikov 25 



Phosphatic fertilizers, Rigaux 25 



Effects of soluble salts on insoluble phosphates, Greaves 25 



Effect of lime upon the solubility of soil constituents, Gaither 26 



Magnesia in agriculture, Rigaux et al 26 



Experiments on fertilizing value of manganese sulphate, Carlier and Clausen. . 26 



Commercial fertilizers, Jones, jr., Proulx, and Rice 26 



Fertilizer analyses, McDonnell 27 



Report of analyses of samples of fertilizers collected during 1910 27 



Analyses of fertilizers and cotton-seed meals, 1909 and 1910, Kilgore et al 27 



