n CONTENTS. 



Page. 



Water-soluble phosphoric acid in ammonium superphosphates, Buttner 314 



The determination of phosphoric acid in Thomas slag powder, Popp 314 



Estimation of magnesia in limestone, Hildebrand and Harned 314 



The hydrolysis oflevulosans and its application, Vilmorin and Levallois 314 



The anatomical structure of some foreign pod fruits, Kondo 314 



The quantitative precipitin reaction in honey examinations, Thoni 314 



In regard to foreign honeys, Lendrich and Nottbohm 315 



About Fiehe's reaction, Gerum ._ 315 



About free and fixed lactic acid in grape and fruit wines, Roettgen 315 



Sugar analysis, Wiechmann 315 



Examination of sugar-beet chips for the addition of molasses, Woy 315 



Colorimetric determination of injurious nitrogen in sugar beet, Friedl 315 



Bottling and preserving of fruit, Redington 315 



The unfermentable sugar (pentose) and furfurol fermentation in wines, Haid. . 316 



METEOROLOGY — WATER. 



Report of the meteorological station at Berkeley, Cal., 1913, Reed 316 



Meteorological observations at Berkeley from 1887 to 1912, Leuschner 316 



Meteorological summaries for the year 1911 316 



The climate of British Columbia, Reed et al 316 



The weather of Scotland in 1913, Watt 316 



Temperature, precipitation, and water-table fluctuations in Europe, Wall^n. . 316 



Analyses of mineral and potable waters, Peter, Averitt, and Shedd 316 



The fertilizing value of sewage and sewage sludge, Clark 316 



SOILS — PERJILIZERS. 



Economic w'aste from soil erosion, Davis 316 



Soil erosion and its remedy by terracing and tree planting. Smith 317 



The influence of winds in "the formation of agricultm-al soils, Bencke 317 



The environment of soil organisms, Van Suchtelen 317 



Antagonism between salts as affecting soil bacteria, Lipman 317 



Studies on ammonification in soils by pure cultures, Lipman and Burgess 317 



Nitrogen accumulation in continuous rye culture, Ehrenberg 318 



Nitrogen and organic matter in dry-farm soils, Stewart and Hirst 318 



Sulfofication in soils. Brown and Kellogg 318 



The awakening of the soil, Muntz and Gaudechon 318 



The fertility of the soil, Smoot 318 



The duration of the action of manures. Hall 319 



Interpreting fertilizer tests, Thorne 319 



Further notes on interpreting fertilizer tests, Warren 320 



Fertilizing the rotation, Buckman 320 



Stimulants of plant growth 320 



Fertilizing value of the above-ground parts of plants, Mikulowski-Pomorski . . 320 



Changes of stable manure during storage and its action in soil, Lohnis and Smith . 320 



The utilization of peat in Italy, Rossi 321 



The manufacture of nitrates by direct electrolysis of peat, Dary 321 



The present state of the cyanamid industry, Pranke 321 



The production of phosphates, Maizieres 321 



Action of guano components on carbonates in phosphoriferous rock, Elschner 321 



Potash salts: Summary for 1913, Phalen 321 



The production of feldspar in 1913, Katz 32 ! 



Alunite, a newly discovered deposit near Maiysvale, Utah, Butler and Gale 322 



Ground limestone for southern soils, Hopkins 322 



Soil acidity and liming 322 



Removal of lime from soil by acid fiu-nace fumes and effect on plants, Wieler 322 



Useful minerals of the United States, Sanford and Stone 322 



The American fertilizer handbook, 1914 323 



Commercial fertilizers, Jones, jr . , et al 323 



Analyses of fertilizers, fall season , 1913, Kilgore et al 323 



AGRICULTURAL BOTANY. 



I^ectures in plant physiology, Jost 323 



Catalytic effects of light in germinating seeds, Lehmaun 323 



Self-warming by plants in Dewar flasks, Molisch 323 



