Issued April 25, 1914. 
HAWAII AGRICULTURAL EXPERIMENT STATION, 
E. V. WILCOX, Special Agent in Charge. 
Bulletin No. 33. 
THE ORGANIC NITROGEN OF 
HAWAIIAN SOILS. 
BY 
W. P. KELLEY, 
Chemist, 
AND 
ALICE R. THOMPSON, 
Assistant Chemist. 
VNI-ER THE SUPERVISION OF 
OFFICE OF EXPERIMENT STATIONS, 
T. S. DEPARTMENT OF AGRICULTURE. 
WASHINGTON: 
GOVERNMENT PRINTING OFFICE. 
1914. 
