II CONTENTS. 



Page. 



The estimation of fat in unsweetened evaporated milk, Hunziker and Spitzer. 412 



The detection of added water in altered milk, Kling and Roy 413 



Ash content of serum as test for watered milk, Sprinkmeyer and Diedrichs. . 413 



On the determination of the dirt content in milk, Fendler and Kuhn 414 



Analysis of industrial casein. Domic and Daire 414 



A study of the fatty acids of fish oils, Tolman 414 



Studies of the fat and nitrogen content of a number of nuts, Kiihl 414 



On the oil in the fruit of Msculus hippocasianum (horse-chestnut), Stillesen. . . 414 



The fruit of the Aralia hispida, Gilchrist 414 



[Miscellaneous analyses], Ladd 414 



Report of the Swiss agricultural chemical station at Zurich, 1908, Grete 414 



Annual report of the experiment station at Marburg for 1908-9, Haselhoff 414 



Report of station at Rostock from January 1, 1907 to June 30, 1908, Heinrich. 414 



Report of progress in animal chemistry, Maly, Andreasch and Spiro 414 



METEOROLOGY — WATER. 



[Meteorological observations at North Dakota Station], Ladd 415 



Meteorological data. Price and Drinkard, jr 415 



Climate and meteorology of Australia ' 415 



Is ovx climate changing? Moore 415 



The compensation between types of seasons in certain regions, Hildebrandsson . 415 



The isothermal layer of the atmosphere, Shaw, Cave, and Rotch 415 



Climatic temperature tables and heat requirement figures, Krell, sr 415 



Climatic requirements of the maize crop, Burtt-Davy 415 



Report on the gaging of streams for 1907, Horton 415 



The bacteriological investigation of drinking water, Kohn 416 



Studies on the purification of sewage by peat beds, Miintz and Laine 416 



SOILS — FERTILIZERS. 



The soil and soil preparation, Mitscherlich 416 



Suspension and flocculation of fine particles in water suspensions, Puchner. . . 416 



Do we possess a practical method of bacteriological soil investigations? Fischer. 416 



The nitrogen cycle and soil organisms, Ashby 416 



Influence of different bases on transformation of nitrogen, Lemmermann et al. . 417 



The influence of lime on the bacteria of a soil, Fischer 417 



The nitrogen economy of cultivated soils, Pfeiffer et al 417 



The nitrogen economy of cultivated soils, Ehrenberg 417 



The natural solution of the nitrogen question by soil inoculation, Stoklasa 418 



The importance of nitrogen fixation in cultivated soil, Lohnis 418 



Denitrification: Effect of fresh and well-rotted manure, Ferguson and Fred.. 418 



The action of stable manure and lime on upland moor soils, Bersch 418 



Industries of the lime nitrogen and allied processes, Caro 418 



The fixation of atmospheric nitrogen, Eyde 419 



Nitric acid from the air, Bernthsen 419 



The manufacture of nitric acid from the air in Austria, Russ 419 



Formation of nitric oxid from the air by a current of low voltage, Morden 419 



Lime nitrogen and nitrogen lime in storage and their determination, Kappen. . 419 



Mixing superphosphate and calcium cyanamid, Masson-Polet 419 



A new method of making superphosphate 419 



The valuation of insoluble phosphoric acid in commercial fertilizers, Fash 419 



The valuation of raw phosphates, Ullmann 419 



A phosphate problem for Illinois landowners, Hopkins 419 



Fertilizer inspection 420 



AGRICULTURAL BOTANY. 



Agricultural bacteriology, Conn 420 



The bacterial flora of Hawaiian sugars, Lewton-Brain and Deerr 420 



Report of the assistant bacteriologist, Fred 420 



Assimilation of nitrogen by B. radicicola in absence of the host, Fred 420 



Fixation of nitrogen by B. radicicola without a legume, Fred and Ellett 421 



Nitrogen assimilation of Sterigmatocystis nigra, Latham 421 



The accumulation of nitrates in parasitic and saprophytic plants, Lutz 421 



The carbon assimilation in plants, Euler 422 



The influence of magnesia on garden plants, Chenault and Truffaut 422 



