EXPERIMENT STATION RECORD. 



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

 Assistant Editor: H. L. Knight. 



EDITORIAL DEPARTMENTS. 



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

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



Agricultural Botany, Bacteriology, and Vegetable Pathology l^" e'bqyd ^' ^^ ^ 



Field Crops{J/„«-.--pt.D. 



Horticulture and Forestry — E. J. Glasson. 



Foods and Human Nutrition {C- ^- ^^^«^««thy, Ph. D., D. Sc 



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

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



Veterinary Medicine {]^- ^; ^^^^^' 



Rural Engineering — R. Trulonger. 

 Rural Economics — B. B. Hare. 

 Agricultural Education — C. H. Lane. 

 Indexes — M. D. Moore. 



CONTENTS OF VOL. XXIX. NO. 6. 



Page 



Recent work in agricultural science 501 



Notes 600 



SUBJECT LIST OF ABSTRACTS. 



agricultural chemistry — agrotechny. 



Reports on the progress of chemistry for 1912, edited by Cain and Greenaway . . . 501 



Heimich Ritthausen, Osborne 501 



Publications of Prof. Ileinrich Ritthausen, Fetzer 501 



Index of Zeitschriftfiir Angewandte Chemie, compiled by Rassow 501 



On the "heat coagulation" of proteins, III, Chick and Martin 501 



On the " heat coagulation " of proteins, IV, Chick and Martin 502 



The lecithin of egg yolk, Riedel 503 



Forms of sugar found in common fruits, Thompson and Whittier 503 



The plant alkaloids, Henry 503 



The amount of nicotin in the tobacco plant, Chuard and Mellet 503 



The ethereal oils of the wood of the spruce, Klason and Segerfelt 504 



Catalysis, Woker 504 



Determination of the activity of commercial rennet preparations. Van Dam . . . 504 



In what way is tartaric acid attacked by yeaat? Karczag 504 



The mechanism of the arrest of diastatic activity by filtration, Holderer 505 



The saccharification of malt by its own diastase, Van Laer 505 



Action of emulsin on gentiopicrin, Bourquelot and Bridel 505 



A synthetic action of emulsin, Bourquelot and Bridel 505 



New synthesis of glucosid alcohols with aid of emulsin, Bourquelot and Bridel . . 505 



Influence of dilution of ethyl alcohol on emulsin, Bourquelot and Bridel 505 



I 



