Bui. 11 2, Bureau of Entomology, U. S. Dept. of Agriculture. 
Plate XII. 
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Figs. 1 and 2.— Field Cages Used in Hibernation Experiments on the Alfalfa 
Weevil. (Original.) 
Fig, 3.— Planting a Colony of Imported Parasites of the Alfalfa Weevil 
IN Utah in an Alfalfa Field. Photograph Taken during June, 1911. 
(Original.) 
