EXPERIMENT STATION RECORD. 



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

 Aesietant Editor: H. L. Kkight. 



EDITORIAL DEPAETMENTS. 



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



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



. • 1 , T. . Ty . ■ ^ J A7 . Ki T> .u 1 rW. H. Evans, Ph. D. 



Agricultural Botany, Bacteriology, and Vegetable Pathology |^ ^ gpyj, ' 



TX ^J r^ fJ. I. SCHULTE. 



ReW Crops j^ ^ Tucker, Ph. D. 



Horticulture and Forestry— E. J. Glasson. 



„ , J TT TVT * v /C. F. Langworthy, Ph. D., D. So. 



Foods and Human Nutrition <jj -^ Lang LIB?.>APy 



Zootechny, Dairying, and Dairy Farmi n g — H. Webster. {iH\y V(«i>v 



Economic Zoology and Entomology — W. A. Hooker, D. V. M, '■-•■. 



„ , . X, ^- ■ fW. A. Hooker. °<>TAp,-|-^j 

 Veterinary Medicine j^. w. Fetzer. 



Rural Engineering — R. Trullenger. 

 Rural Economics — B. B. Hare. 

 Agricultural Education— C. H. Lane. 

 Indexes— M. D. Moore. 



^Am}&\. 



CONTENTS OF VOL. XXIX, NO. 7. 



Page. 

 Editorial notes: 



Convention of Association of Agricultural Colleges and Experiment Sta- 

 tions. 601 



Closer relations between the Department of Agriculture and experiment 



stations 604 



Recent work in agricultural science fi08 



Notes 696 



SUBJECT LIST OF ABSTRACTS. 



AGRICULTXTRAL CHEMISTRY — AGROTECHNY. 



The physics and chemistry of colloids, Hatschek. 608 



Modifications in the properties of the proteins of gliadin, Vandevelde 608 



Pectins of aucuba and sweet orange, Harlay 608 



Takadiastase, Wohlgemuth 609 



A color reaction of ammonia, Thomas 609 



The titration of phosphoric and boric acids, Biltz and Marcus 609 



Determination of potassium in fertilizers, soil extracts, and ashes, Davis 609 



Elstimation of lime in plant ashes, Gile and Ageton 609 



Apparatus for the detection of carbon monoxid, Guasco. 610 



The determination of nitrates in soils and soil extracts. Hill 610 



Estimation of cacao shells in cocoa powders, Kalusky 611 



Methods for determining the quality of milk, Fred and Chappelear, jr 611 



The detection of improperly heated milk, Drost 612 



Refraction of milk serum and the control of the milk supply, Witte 612 



Investigations in regard to milk biology with the anaphylactic method, Heuner. 612 



Bromin absorption of certain vegetable oils and fats, Sprinkmeyer and Diedrichs 012 



A new oxygen absorption method for oils, Wilson and Heaven 613 



I 

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