SIXTH ANNUAL REPORT 
OF THE 
ENTOMOLOGIST 
OF THE 
State Experiment 
Station 
OF THE 
University of Minnesota 
TO THE GOVERNOR 
FOR THE YEAR 1900. 
BY OTTO LUGGER, 
PROFESSOR OF ENTOMOLOGY, 
UNIVERSITY OF MINNESOTA. 
ST. ANTHONY PARK, MINN., 
DECEMBER 1, 1900. 
McCGILL-WARNER CoO., PRINTERS, ST. PAUL. 
