EXPERIMENT STATION RECORD. 



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

 Assistant Editor: H. L. Knight. 



EDITOEIAL DEPARTMENTS. 



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

 Meteorology, Soils, and Fertilizers — W. H. Beal. 



Agricultural Botany, Bacteriology, and Vegetable Pa'tliology]w" g' Bqy^^' ' * 



-r.- 1 1 r, fJ. I. SCHULTE. 



Field Crops|(. ^^ Tucker, Ph. D. 

 Horticulture and Forestry — E. J. Glasson. 



T2. , J TT AT + -j^- [C. F. Langworthy, Ph. D., D. Sc. 



Foods and Human Nutrition<-rT t t^j^q 



Zootechny, Dairying, and Dairy Farming — H. Webster. 



Economic Zoology and Entomology — W. A. Hooker, D. V. M. ^ . ^y 



ir . . nf J- • fW. A. Hooker. '' " 



Veterinary MedicmeJL. w. Fetzer. ^^ -H' VURK 



Rural Engineering — R. Trullinger. .'>'ii'.\N!CAL 



Rural Economics — B. B. Hare. 



Agricultural Education— C. H. Lane. UAKL>iii>4. 



Indexes — M. D. Moore. 



CONTENTS OF VOL. XXIX. NO. 4. 



Editorial notes: Page. 



Fiftieth anniversary of the American Veterinary Medical Association 301 



Recent work in agricultural science 307 



Notes 396 



SUBJECT LIST OF ABSTRACTS. 



agricultural chemistry — agrotechny. 



Methods in chemical analysis, Gooch 307 



Determination of potassium with perchloric and cobalti-nitrite methods, Vityn. 307 



Determination of potash as perchlorate in fertilizers, Strigel and Dodt 308 



Examination and judgment of soils, Hotter et al 308 



On the cai'bohydrate group in yam mucin, Oshima and Tadokoro 308 



The occurrence of formaldehyde in plants, Curtius and Franzen 308 



Action of hydrogen peroxid on glycerol, Effront 309 



Action of phosphates on activity of proteolytic enzyms in yeast, Iwanoff 309 



Determination of volatile fatty acids, Edelstein and Ceonka 309 



Determination of fat by volumetric and gravimetric methods, Wendler 309 



Errors in determination of cholesterol by Ritter's method, Corper 309 



Estimation of cholesterol, Mayer and Schaeffer 309 



Estimation of small quantities of essential oils and spices, etc., Brown 309 



Determination of lactic acid in presence of protein, Mondschein 309 



On the accuracy of dry-matter determinations in root crops, Kristensen 310 



Detection of sucrose in grape juice and wines, Rothenfusser 310 



The behavior of the peroxidase of cow's milk during heating, Van Eck 310 



Determination of the water content of cheese, Nockmann 311 



New butyrometer for determining the fat in cheese 311 



I 



