weevils 3 Aa 
a a es Scarce. Corn, however, in untreated bins is already practical- 
y pened , oth for seed and for food, The warm moist climate of Florida 
especially favors the increase of all kinds of so-called weevils 
TROPICAL AND SUBTROPICAL FRUIT INSECT INVESTIGATIONS 
C. L. Marlatt, Entomologist in Charge, 

| . “aa alta a commission as Scientific Assistant, effective 
» whe S intended to have Mr. Dusham conduct an investigation of 
fruit flies in the Canal Zone. This investigation nas been abandoned for the 
present, and steps are now being taken to have Mr. Dusham transferred to the, 
] Beeerel Horticultural Board to assist in the plant inspection work in Washing- 
i ton. Wr, Dusham graduated from Dartmouth College in 1910, and took his | 
| Master's degree at the Pennsylvania State College in 1915. Prior to going to 
io Pennsylvania State College Mr. Dusham spent two years at the Iowa State 
College of Agriculture as Assistant in Entomology. He attended Cornell Univer- 
Sity in 1916, taking up work leading to a doctor's degree. 
Mr. Eugene L. Prizer was appointed to the position of Special Field Agent, 
effective April 16, 1918, for inspection work on citrus insects in California, 
Arizona, and adjacent States, Mr. Prizer has had three years' training at the 
University of California and three years' experience in practical field WOE 
with citrus pests. 
TRUCK CROP INSECT INVESTIGATIONS 
F. H. Chittenden, Entomologist in Charge. 
Sweet-Potato Weevil Investigations. 
In accordance with instructions from the Secretary of Agriculture 4 force 
of experts has been organized for the investigation of the sweet-potato 
+s control and, if possible, its 
weevil (Cylas formicarius), looking toward 1 
ultimate eradication. 
The following is the personnel at the present writing; 
J. E, Graf, Entomologist in Charge of Field Work. 
FLORIDA: 
O. K. Courtney, in charge, assisted by B. L. Boyden, Scientific Asaistant, 
a 
Special Field Agents Frazier Rogers and K, E. Bragdon, and Assistant 
Entomological Inspectors, W. H. Merrill, M. B. Boyd, O. D. Link, 1.8. 
<. Boome, A. B. Jarrell, J. W. Hendry, and A. EB. Booth. ey 
5) The work in Florida is in special cooperation with Prof, Wilmon Newell, 
1 officials, 
and all of the State inspectors and entomologica 
ALABAMA : 
K. L. Cockerham, in charge, assisted by inspectors R. A. Epperson, Big Soe 
Brummit, and H. L, Weatherby. | ia 
In cooperation with Dr. W. EB Hinds ard Dr. 0. fF, B, Winberg. 
