

PUBLISHED BY AUTHORITY OF THE SECRETARY 

 OF AGRICULTURE, WITH THE COOPERATION 

 OF THE ASSOCIATION OF AMERICAN AGRICUL- 

 TURAL COLLEGES AND EXPERIMENT STATIONS 



EDITORIAL COMMITTEE 



FOR THE DEPARTMElfT 



FOR THE ASSOClATlOn 



KARL F. KELLERMAN, Chairman RAYMOND PEARL 



Physiologist and Assistant Chitf, Bureau Biologist. Maine Agricultural Experiment 



of Plant Industry Station 



EDWIN W. ALLEN 



Chief, Office of ExperimeM Stations 



CHARLES L. MARLATT 



Assistant Chief, Bureau of Entomology 



H. P. ARMSBY 



Director, Institute of Animal Nutrition, The 

 Pennsylvania State College 



E. M. FREEMAN 



Botanist, Plant Pathologist, and Assistant 

 Dean, Agrieultural Experiment Station of 

 the University of Minnesota 



All correspondence regarding articles from the Department of Agriculture 

 should be addressed to Karl F. Kellerman, Journal of Agricultural Research, 

 Washington, D, C, 



AH correspondence regarding articles from Experiment Stations should be 

 addressed to Raymond Pearl, Journal of Agricultural Research, Orono, Maine. 



