EXPERIMENT STATION RECORD. 



Editor: E. W. ALLEN, Ph. D., Assistant Director. 

 Assistant Editor: H. L. Knight. 



EDITORIAL DEPARTMENTS. 



Agricultural Chemistry and Agrrtechny — L. W. Fetzer, Ph. D., M. D. 



Meteorology, Soils, and Fertilizers^ g ' -nr * Tillman 



Agricultural Botany, Bacteriology, Vegetable Pathology •j^y" -g-' lq^^^' ' * 



T7- IJ n fJ- I- SCHULTE. 



Field Cropsjj q r^^j^^. 



Horticulture and Forestry — E. J. Glasson. 



Foods and Human Nutrition- — C. F. Langworthy, Ph. D. 



Zootechny, Dairjdng, and Dairy Farming — E. W. Morse. 



Economic Zoology and Entomology — W. A. Hooker. 



Tr , . TV/T J- -^ /W. A. Hooker. 



Veterinary MedicineJL. w. Fetzer. 



Rural Engineering — 



Rural Economics — J. B. Morman. 

 Agricultural Education — D. J. Crosby. 



CONTENTS OF VOL. XXIV, NO. 3. 



Editorial notes: Page. 



Plans for agricultural development in Great Britain 201 



The study of humus 206 



Rncent work in agricultural science 209 



Notes 295 



SUBJECT LIST OF ABSTRACTS. 



agricultural chemistry — agrotechny. 



The relation of agricultural chemistry to agriculture and biology, Scurti 209 



Report on the progress in chemistry of foods and condiments, Kuttenkeuler. . . 209 



Innovations in analytical chemistry, Beger 209 



The use of trichlorethylene in analytical chemistry, Gowing-Scopes 209 



A comparison of Pozzi-Escot's and Devarda's method for nitrates, Cahen 209 



Determination of NHg in presence of hydrogen sidphid, Bartow and Harrison. 209 



Principles involved in preparation of soil solutions for analysis, von 'Sigmond . . 209 



Preparation of the soil extract for chemical analysis, Vesterberg_. 210 



Electrical bridge for determination of soluble salts in soils, Davis and Bryan. . 210 



Volumetric determination of copper, Holland 210 



A new volumetric method for manganese, Metzger and McCrackan. 211 



Detection of small amounts of manganese in foods, Dumitrescou and Nicolau. . 211 



Judging the quality of wheaten and rye flour, Rammstedt 211 



Detection of cotton-seed oil in olive oil, Marcille 212 



The detection of urotropin in musts and wines, Voisenet 212 



The chemistry of vanilla beans, Iserman 212 



Additional notes for methods in fat analysis, Holland ^12 



Stability of butter fat samples, Holland - 212 



Use of Zeiss refractometer in detection of watered milk, Smith and Reed 213 



Catalase estimation in milk, Gerber and Ottiker. - - 213 



I 



