

EDITORIAL COMMITTEE OF THE 



UNITED STATES DEPARTMENT OF AGRICULTURE AND 



THE ASSOCIATIOI»r OF AMERICAN AGRICULTURAL 



COLLEGES AllD EXPERIMENT STATIONS 



FOR THE DEPARTMEliT 



FOR THE ASSOCIATION 



KARL F. KELLERMAN, Chairman H. P. ARMSBY 



Physiologist and Associate Chief, fiureau 

 of Plant Industry I 



EDWIN W. ALLEN 



Chief, Office of Experiment Stations 



CHARLES L. MARLATT 



Entomologist and Assistant Chief, Bureau 

 of Entomology 



Director, Institute of Animal Nutrition, The 

 Pennsylvania State College 



E. M. FREEMAN 



Botanist, Plant Pathologist and Assistant 

 Dean, Agricultural Experiment Station of 

 the University of Minnesota 



All correspondence regarding articles from the Department of Agriculttire 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. 



