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 



KARIv F. KIJLIvERMAN, Chairman H. P. ARMSBY 



Physiologist and Associate Chief, Bureau 

 of Plant Industry 



EDWIN W. ALLEN 



Chief, Offiu of Experiment Stations 



CHARLES L. MARLATT 



Entotnclogist and Assistant Chief, Bureau 

 of Entomvlogy 



Director, Ittstitute of Animal Nutrition, The 

 Pennsylvania State College 



E. M. FREEMAN 



Botanist, Plant Pathologist and Assistant 

 Dean, Agricultural Ex/>eri7nenl Station of 

 the University of Minnesota 



J. G. LIPMAN 



Director, New Jersey Agricultural Experi- 

 nicnt Station. Rutgers College 



All correspondence regarding articles from tlie 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. 



