EDITORIAL COMMITTEE OF THE 



UNITED STATES DEPARTMENT OF AGRICULTURE AND 



THE ASSOCIATION OF AMERICAN AGRICULTURAL 



COLLEGES AND EXPERIMENT STATIONS 



FOR THE DEPARTMENT 



FOR THE ASSOCIATION 



KARL F.KELLERMAN, Chairman H. P. ARMSBY 



PhysiMogist and Associatt Chkf, Bureau 

 of Plant Industry 



EDWIN W. ALLEN 



Chief, Qfici of Experiment Statitms 



CHARLES L. MARLATT 



Entomoloffisi and A tsistant Chief, Bureau 

 of Entomology 



Director, Institute of Animal Nutrtiitm, Th* 

 Pennsylvania State College 



E. M. FREEMAN 



Botanist, Plant Pathologist, and Assistant 

 Dean, Afffi'^turaJ Experiment Station of 

 the Univertily of Minnesota 



J. G. LIPRL\N 



Director, New Jersey Agricultural Experi- 

 ment Station, Rutgers College 



All correspondence regarding articles from the Department of Agriculture should be 

 addressed to Karl F. Kellerman, Journal of Agricultural Research, Washington, D. C. 



All correspondence regarding articles from State Experiment Stations should be 

 addressed to H. P. Armsby, Institute of Animal Nutrition, State College, Pa. 



