EDITORIAL COMMITTEE OF THE 
UNITED STATES DEPARTMENT OF AGRICULTURE AND 
THE ASSOCIATION OF AMERICAN AGRICULTURAL 
COLLEGES AND EXPERIMENT STATIONS 
FOR THE DEPARTMENT 
KARL F. KELLERMAN, Chairman 
Physiologist and Assistant Chiefs Bureau 
of Plant Industry 
EDWIN W. ALLEN 
Chief , Office of Experiment Stations 
CHARLES L. MARLATT 
Entomologist and Assistant Chief ( Bureau 
of Entomology 
FOR THE ASSOCIATION 
RAYMOND PEARL 
Biologist , Maine Agricultural Experiment 
Station 
H. P. ARMSBY 
Director t 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 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. 
