Bul. 103, Bureau of Entomology, U. S. Dept. of Agriculture. PLATE XII. 
Fia. 1.—OuT-oF-DoorR House USED IN LIFE-HISTORY WORK. (ORIGINAL.) 
Fic. 2.—SoiIL CAGES USED IN OBTAINING DATA ON LIFE OF INSECT IN GROUND. (ORIGINAL.) 
METHODS OF STUDY IN PLUM CURCULIO INVESTIGATION, 
BARNESVILLE, GA. 
