II CONTENTS. 



Page. 



The judging of milk and cream chocolates, Baier 609 



Coal-tar colors used in food products, Hesse 609 



The chemical preservatives, Serger 609 



The determination of benzoic acid, Folin and Flanders 609 



Report of the Java Sugar Station for the year 1910 610 



Distribution of the phosphoric acid in milk, Bordas and Touplain 610 



Development and significance of biological milk investigations, Schern 610 



The technique of the milk-rennet inhibition test, Schern 610 



The technique of the milk-rennet inhibition test 610 



Determination of specific gravity of small quantities of milk, -Kreidl and Lenk. 610 



The detection of benzoic acid and salicylic acid in milk, Philippe 610 



Differentiating various kinds of butter, Schaffer and von Fellenberg 610 



Detection of coconut oil in butter, Hepner 610 



Coconut oils of high iodin numbers, Richardson 611 



In regard to the examination of copra 611 



Candelilla wax, Sanders 611 



A modification of the Herzfeld-Bohme method for mineral oil, Veitch and Donk . 611 



Wild volatile-oil plants and their economic importance, I-III, Rabak 612 



Investigations in regard to the stearin of wool fat, Coen 612 



Technical utilization of the nonsugar substances of the sugar beet, Ehrlich 612 



Vegetable milk and casein, Beltzer 613 



Manufacturing alcohol, glucose, and cellulose from vine shoots, Variot 613 



Report on fermentations in the manufacture of Jamaica rums, Ashby 613 



Methods for the utilization of wood waste. Walker : 613 



Extracts from proceedings of Association of Official Agricultural Chemists, 1911 . 613 



METEOROLOGY — WATER. 



Climatic control, Bonacina * 613 



Phenology and climatology in the service of agriculture, Jochimsen 613 



Monthly Weather Review 613 



Meteorological summaries - 614 



Climate of Honolulu, Hann 614 



California evaporation records, Duryea, jr 614 



The greatest rainfall of the world 614 



The nitrogen in the rain water collected at Uithuizermeeden, Groningen, Hudig. 614 



Mineral waters, Averitt and Shedd 614 



Irrigation with sewage and its effect on the composition of the soil, Knopf 614 



Notes on sewage sludge and its disposal, Grossman 615 



Sewage sickness in land filtration, Purvis, McHattie, and Fisher 615 



SOILS — ^FERTILIZERS. 



The chemical nature of the organic nitrogen in the soil, Jodidi and Wells 615 



Influence of various factors on organic matter, Jodidi and Wells 616 



Movement of nitric nitrogen in soil and nitrogen fixation, Stewart and Greaves. . 616 



Ammonia and nitrate assimilation by micro-organisms of the soil, Vogel 617 



Inoculation experiments with Azotogen, Popp 617 



The direct assimilation of nitrogen by higher plants, Hutchinson and Miller. . . 617 



Leguminosee and Gramineae grown separately and in mixture, Pilz 617 



The formation of calcium carbonate in the soil by bacteria, Gimingham 618 



Changes in properties of soils by freezing, heating, and salts, Czermak 618 



The penetration of the soil by frost and its importance, Naegler 619 



Aeration of the soil by earthworms, Friend 619 



The flow of water and air through soils. Leather 619 



Laboratory apparatus for determination of water capacity of soils, Marshall 619 



Investigations on the amount and composition of drainage water, Gerlach 619 



The influence of high ground water level on cultivated plants, Kiihn and Golf. . 620 



Hardpan in Norway — in arid climate, Bjorlykke 620 



First report of the Temir experiment field, 1907-8, Chaianov 620 



Reports on investigation of the soils of Asiatic Russia, Glinka et al 621 



Descriptions of soils of Asiatic Russia, Blagovfeshchenski and Skalov 621 



Water and soils of the Neva drainage basin, Inostrantsev 621 



Classification of Turkestan soils. Glinka 621 



The utilization of inferior sandy soils, Kiihn and Bode 621 



Plant food in relation to soil fertility, Hopkins 621 



Plant food combinations for simdry crops, Hills 622 



