II CONTENTS. 



Page. 



Use of phenols in the analysis of alkaline earths, Lindet 705 



The detection of inferior ammoniates in commercial fertilizers, Street 706 



In regard to magnesium ammonium phosphate, Bube 706 



Analysis of sulphur for agriculturak purposes, Bruno 706 



Determining sulphuric acid by the benzidin method, von Knorre 706 



Determining BaS04 in presence of interfering substances, Van't Kruijs 707 



Volumetric method for barium salts, Selvatici 707 



[Extraction of plant food constituents]. Bell 707 



Analysis of proteins, Etard and Vila 707 



About the quantitative determination of peptids, Ilenriques and Cijaldbiik. . . . 707 



Detection of peptolytic ferments in animal and vegetable tissues, Abdcrhalden. 703 



A method for quantitative estimation of hydrocyanic acid in tissues. Waller. . . 708 



Determination of small amounts of hydrocyanic acid, Berl and Delpy 708 



The determination of chlorophyll in jjlants, ^lalarski and Marchlewski 708 



About starch estimation methods, Schubert 708 



The occurrence of raffinose in raw sugar and its determination, Strohmer 709 



Bagasse analysis: Determination of sugar and moisture, Norris 709 



Estimation of salicylic acid in jams, jellies, and comfits, von Fellenberg 709 



Schardinger's reaction with cow's milk, Romer and Sames 709 



A simplified method for examining butter and oleomargarine, Glimm 710 



[The chemistry and uses of the prickly pear, candelilla wax, and canteloup] . . 710 



Utilizing tomato residues, Perciabosco and Semeraro Vll 



Home-made vinegar, Fallot 711 



Salting and curing cucumber pickles, Hasbrouck 711 



Prepared mustard, Hasbrouck 711 



The influence of mushy pears upon the fermentation of the juice, Miiller 711 



Pear tannin and its decomposition during the preparation of perry, Huber 711 



The manufacture of light natural wines in the Cape Colony, Ilahn 711 



Souring the mash, Lange 711 



Operation of small rye distilleries, Ellrodt 711 



Denatured alcohol from cantaloups, ^Mitchell 711 



The amount of spirits that may be extracted from a ton of raisins, Perkins 711 



METEOROLOGY — WATER. 



Weather forecasting by simple methods. Granger 712 



Variations in distribution of atmospheric pressure in North America, Arctowski . 712 



Weather summary, Waldron and Grace 712 



Fifth annual report of the meteorological committee 7 12 



The climate of Switzerland, Maurer, Billwiller, and Hess 712 



Climate and meteorology of Australia 712 



Hail protection, TroUer 713 



Hail protection in Beaujolais, Violle 713 



The water supply of Indiana, Barnard and Brewster 713 



The combined action of nitrous gas and oxygen on water, Foerster and Koch 713 



Sterilization of water by means of quartz lamps, von Recklinghausen 713 



Hypochlorite sterilization of water 714 



Killing germs by light, Loucheux 714 



SOILS — FERTILIZERS. 



Introduction to the study of the soil solution, Cameron 714 



Influence of water solutions of common salt on permeability of soils. Den Berger. 714 



Studies in the rotations, Waldron and Grace 715 



The free humus acids of upland moors, Baumann and Gully 715 



The covering of soil particles, Dumont 715 



The causes of the formation of hardpan (ortstein), Mayer 715 



Role of mica in cultivated soil, Bieler-Chatelan 715 



The composition of Ethiopian soils, Mazzaron 716 



On irrigated leucite soils, De Angelis d'Ossat 716 



Spinach troubles at Norfolk and improvement of trucking soils, Harter 716 



The negative influence of soils upon the nitrogen content of wheat, Shaw 7IG 



IVIaintenance of soil fertility: Plans and summary tables 717 



The fertility of the soil. Hall 717 



Infection experiments with nitragin, Westmann 717 



A report on inoculation experiments, Brux 717 



