II CONTENTS. 



PaRo. 



Kt'fractoiiu'tcr studicH, Wiechiiiaiiii 909 



Doterininatioii of iionsacchariii orf^aiiic material in cane molaKseB, Ilazcwinkel. . 909 



The resorcin liydrochloric acid react ion and it.s value, Riechen and Fiehe 909 



The estimation of salt in imported |)iek]ed meat, (ironing 909 



Detection of white corn flour in wheat (lour products, Carlinfanti and Salvatori. 91)9 



An analysis of cloves, Ilodf^son 910 



Ju(l<^in<^ black i)ep|)er, Graff 910 



The nanitary comjiosition of cow's milk, Donsetf 910 



The examination of milk for dirt and leucocytes, llevis 910 



Determination of the Jteichert-Meissl number with glycerin-potash, Siegfeld. . 910 



The analysis of cacao butter, llalphen 910 



The estimation of cocoanut oil in butter, Ross 910 



A method for detecting synthetic color in butter, Cornelison 910 



The Rabild tube 910 



Some constituents of saffron and a method for valuation, Pfyl and Scheitz. . . . 910 



Composition of white lead and paints, Fraps '.Ml 



Report of State chemist, Knight 91 L 



Extracts from proceedings of Association of Official Agricultural Chemists, 1908. 911 



M ETEOKOLOO Y — WATE R . 



Relation of weather conditions to growth and development of cotton, Marbury. 911 



Periodical variations in climate, Meyer 912 



Study of the results of hail shooting, Godinot 912 



Atmospheric humidity charts, Frohlich 912 



Report of the Chief of the Weather Bureau, 1906-7 912 



Meteorological observations 913 



Meteorological records for 1907 913 



Some climatic features of the Territory of Hawaii, Stockman 913 



Climatological data, Belfort de Mattos 913 



Swedish meteorological observations, 1907, Hamberg 913 



British rainfall, 1907, Mill 913 



Composition of Barbados rainfall 913 



The chemistry of the River Nile, Lucas 914 



Potable water and sewage 914 



On the role of bacteria in the biological methods of sewage purification, Mair. . 914 



SOILS — FERTILIZERS. 



The mineral composition of soil particles, Failyer, Smith, and Wade 915 



Contribution to the subject of kaolin formation, Hahnel 915 



On the radioactivity of the soil, Bordas 915 



Soils of the United States, Whitney 915 



Soil investigations at Aarslev Experiment Station, Christensen 916 



Data of analyses of some wet soils of lower Friuli, Caratti, and Bonomi 916 



Analyses of soils from the Eden district, Guthrie 916 



The meaning and value of the chemical analysis of soils. Watt 916 



The absorptive capacity of some Russian soils, Zholtsinski 916 



Pulverization and exhaustion of the soil in black fallow culture, Kulzhinski. . 917 



Productivity of the black fallow in the steppes, Sokal'ski 918 



Brief report of the Poltava Experiment Field for 1907, Tret'yakov and Verbetski 918 



Brief report of the Kherson Experiment Field for 1906, Yanovchik 918 



Fertility of various horizons of the soil, Sazanov 918 



Zeolites and similar compounds, their constitution and importance, Gans 918 



Soil moisture, Lehmann 918 



[Effect of soluble salts in the soil on the growth of sugar cane], Harrison 919 



The isolation of harmful organic substances from soils, Schreiner and Shorey... 919 



The nitrogen problem, Perotti 919 



Leguminous plants as fixers of the nitrogen of the air, Passon 919 



[Inoculation for leguminous plants], Harding 920 



Fixation of atmospheric nitrogen by pure cultures of Azotobacter, Beijerinck. 920 



The variation and nitrogen fixing power of Bacillus aslerosporiis, Bredemann. . 920 



The mineral nutrients of plants, Vageler 920 



Nature and use of commercial fertilizers, Fraps 920 



The purchase and use of commercial fertilizers, Mar^s 920 



Influence of the weather on the action of fertilizers, von Sycianko. 920 



