REPORT OF THE ACTING ENTOMOLOGIST. 



U. S. Department of Agriculture, 



Division of Entomology, 

 Washington, D. C, August 2, 1902. 



Sir: In the absence of the Entomologist, I submit herewith an 

 executive report covering operations in the Division of Entomology 

 for the fiscal year ended June 30, 1902, dividing it, in accordance with 

 the directions contained in your circular letter of July 12, into the 

 following sections : 



(1^ A review of the operations carried on during the fiscal year 1902. 



(2) An outline of the plans proposed for the work of this Division 

 for the fiscal year 1903, under the appropriations for that year. 



(3) So much in reference to the plans of work recommended for the 

 fiscal year next following, ending June 30, 1904, as may be of assist- 

 ance in the preparation of estimates for that year. 



The detailed estimates for carrj'ing on the work of this Division 

 include the plan for the reorganization of the entomological service 

 of the Department of Agriculture into a Bureau of Entomology. An 

 explanation in full detail of the ijroposed bureau organization is given 

 in the recommendations for the fiscal year ending June 30, 1904. 

 Respectfully, 



C. L. Marl ATT, 

 Acting Entomologist. 

 Hon. James Wilson, Secretary. 



WORK OF THE YEAR. 



The work of the Division of Entomology may be classified as follows : 



AYork on insects from abroad, including (1) the fig-fertilizing insect; 

 (2) the San Jose scale and its Asiatic ladybird enemy; (3) importa- 

 tions of other beneficial insects ; (4) caution relative to imi)ortation 

 of foreign insects. 



The South African grasshopper fungus. 



Work on scale insects. 



Investigations on insects injurious to truck crops. 



Investigations on insects damaging forests. 



Work on insects injurious to shade trees. 



Work on the Mexican cotton boll weevil. 



Work on the codling moth in the Northwest. 



Work on insects injurious to stored products. 



Work on insects affecting greenhouse and other ornamental plants. 



Work on insects injurious to citrus trees and fruits. 



Investigations on insects in their direct relation to the health of man. 



Unclassified work on injurious insects. 



Experimental work with insecticides. 



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