EXPERIMENT STATION RECORD. 



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

 Assistant Editor: H. L. Knight. 



EDITORIAL DEPARTMENTS. 



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



Agricultural Botany and Vegetable Pathology — W. H. Evans, Ph. D. 



Field ("ropj* — J. 1. Schulte. 



Horticulture and Forestry — E. J. Glasson. 



Foods and Human Nutrition — C. F. Langworthv, Ph. IJ. 



Zootechny, Dairying, and Agrotechny — E. W. Morse. 



.\gricultural Cheraistry^W. H. Beal, V. F. Langworthy, and E. W. Morse. 



Economic Zoology, Entomology, and Veterinary Medicine — W. A. Hooker. 



Rural Engineering — G. A. Griffin. 



Rural Economics — J. B. Morman. 



Agricultural Education — D. J. Crosby. 



CONTENTS OF VOL. XX. NO. 7. 



Editorial notes: Page. 



The Commission on Country Life and its report 601 



The obligations of our agricultural institutions in relation to rural 



betterment 605 



The First Pan-American Scientitic Congress 608 



Recent work in agricultural science 609 



Notes 694 



SUBJECT LIST OF ABSTRACTS. 



AGRICULTURAL CHEMISTRY. 



Annual reports on the progress of chemistry for 1907 609 



(ieneral chemistry of enzyms, Euler 609 



The data of geochemistry, Clarke 609 



The eiiuilihrium of auimonia under pressure, Haber and Le Rossignol 609 



On the e<|uilil>rium weights of ammonia, Jost 610 



On the constitution of phosphoric acid, Palazzo and Maggiacomo 610 



The determination of phosphoric acid, von Lorenz 610 



The <letermination of j)hosi)horic acid by the von Lorenz method, Fallada. . . . 610 



Action of ammonium citrate on calcium phosphate, Barille 610 



A simple method for the determination of potash in silicates, Autenrieth 610 



.V short volumetric method for tlii' estimation of sulphuric acid, Cooki^ey 610 



Mechanical and i)hysico-chemi(al analysis of soil, Hiti 610 



The estimation of |thosphoric acid in foods, Worner 610 



The <lctection of pentoses by means of orcin hydrochlorate, IMeraerts 610 



petci-tion and estimation of rice husk in feeding stuffs, Schriider 611 



The proteins oi e^rg yolk, Plimmer 611 



The albium-n of turkey egg white. Worms 611 



The detection of protein by means of formaldehyde, von Liebermann 611 



Identitication of different plant j)roteids by si)ecilic sera, Gasis 611 



The estimation of dry matter in gluten, Neumann and Salecker 611 



I 



