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 DEPARTMENT 



FOR THE ASSOCIATION 



KARI. F. KELLERMAN, Chairman RAYMOND PEARI. 



Phystologisl and Assistant Chief, Bureau 

 of Plant Industry 



EDWIN W. ALLEN 



Chief, Office of Experiment Station 



CHARLES L. MARLATT 



Assistant Chief, Bitreau of E7ilom.ohgy 



Biologist, Maine Agricidtiird Experiment 

 Station 



H. P. ARMSBY 



Director, Institute of Anivial Nutrition, The 

 Pennsylvania Stale 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 Agriculture 

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

 Washington, D. C. 



All correspondence regarding articles from Experiment Stations should be 

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



