II CONTENTS. 



The determination of nitrogen in dried unground cereals, Alway and Bishop. . 122 



Extraneous mineral matter in rice, Richardson 122 



The phosphorous of the flat turnip, Hartwell and Quantz 123 



Estimating the shell content of cocua, Filsinger and Botticher 123 



Contribution to the chemistry of vinegar 123 



Pepper and its adulterants, Collin 123 



The fluorin content of wine, Kickton and Behiicke 123 



Constituents of lemon oil, Gildemeister and Miiller 123 



Detection of saccharin in foods, Tortelli and Piazza 124 



Identification of saccharin, Tortelli 124 



A new reaction for glucuronic acid, Goldschmiedt 124 



Rapid detection of emulsin, Armstrong. 124 



The caseification of raw milk by the rennets of boiled milk, Gerber 124 



Action of inhibitory salts and proteins on caseification by rennet , Gerber 124 



[Action of various metallic salts on the coagulation of milk], Gerber 125 



Refractometry of the calcium chlorid serum of milk, Fendler et al 125 



About the coa.gidation of woman's milk, Sperk 125 



A new app:iratus for determining the acidity of milk, Schern 125 



Acidity of milk, Monvoisin 125 



Raw and boiled milk, Rochaix and Thevenon 125 



The dirt content of milk, Weller ._ 125 



The chemistry of milk and dairy products in the year 1909, Siegfeld 125 



Report of (he food inspection laboratory at Erfurt for the year 1908, Ludwig. . . 125 



Progress in tobacco chemistry, Kissling 125 



A review of discoveries on the mutarotation of the sugars, Hudson 125 



Formaldeliyde in sugar cane juice and sugarhouse products, Yoder and Taggart. . 125 



Progress in the manufacture of rice starch, Schreib 12G 



Progress in fermentation chemistry for 1909, Mohr 126 



Custom huuse laws with reference to methyl and denatured alcohol, Duchemin. . 12G 



METEOROLOGY — WATER. 



Meteorological observation in relation to agriculture 126 



Resume of a trial of long-period Aveatlier forecasting, Raclot 126 



Climate ai.d distribution of plants in the Ilarz, vSchubcrt and Dengler 126 



Bulletin o( the Mount Weather Observatory 126 



Monthly Weather Review 126 



Meteorological observations at Massachusetts Station, Ostrander and Damon .... 127 



Meteorology and climate 127 



British rainfall, 1908, 1909, Mill 127 



Decline in rainfall, Guilbert 127 



Ammonia and nitric acid in rain water at Flahult, von Feilitzen and Lugner.. 127 



The effect of cannonading on hailstorms, Andre 127 



Geology and water resources of the San Luis \'alley, Colorado, Siebenthal 128 



The water supplies, sewerage, and subways of Paris, Soper 128 



The filtration of waters in limestone formations, Van den Broeck and Martel. 128 



A pure water supply for the farm 128 



Sterilization of polluted water by ultraviolet rays. Grant 128 



Sewage disposal plants for private houses, Marston and Okey 128 



SOILS — FERTILIZERS. 



Soils of the Ozark region, Marbut 129 



Soil management in the Ozark region, Miller 129 



Alkali soils. — Irrigation waters, Fraps 130 



Soil moisture studies at the North Platte substation. Burr 130 



The movement of water in the soil and the air in the soil, Nesterov 130 



Determination of the absorbed bases in the soil, Prianishnikov 13) 



Exchange of bases in salts of so-called " weak " acids of soil, Ehrenberg 131 



Soil nitrogen in relation to soil basicity and legumes, Lyons and Bizzell 131 



Organic phosphorous compounds of the soil, Korolev 131 



Report of the physiologist, Loew 132 



Conservation of the purity of soils in cereal cropping, Bolley 132 



Soil wastes in the cane field 132 



Experiments with nitrogenous fertilizers, Schneidewind et al 132 



Sodium nitrate, ammonium sulphate, lime nitrogen, and Norwegian nitrate, Hey. 133 



