fe ee 
PETE oA 
sm 
i 
‘ 
| 
: 
] 
a 
CEREAL AND FORAGE INSECT INVESTIGATIONS 
We H. Lazvrimer, Senior intomologist, in Charge 

We Pe Flint, J. Se Heuser, J» J» Davis, and C, WwW. Neiswander were 
visitors at the Toledo office on April 25 to 26, 
Albe#t Balzar, A. C. Cole, F. F. Dicke, We. He Dove, Alfred mentel, 
George Needtiam, James Pettis, and D. C, Rhinehart are assisting Dr. lugine 
bill at the Monroe, Mich., com borer laboratory, | a 
Re Co Thomas, Le Le Peirce, and Waldo Lupien are assisting Le H, - 
Patcn at the Sandusky, Ohio, corm borer laboratory. aie 
Plowing experiments conducted at Sandusky and Defiance, Ohio, during 
the month of april. heve demonstrated the efficiency of the newly developed 
Widce-bottom plows in cleanly turning under standing cornstalzxs and high 
cormstubble, without previous treétment. These experiments are a continua- 
tion of the series conducted at Sandusky last autum. Se 
Parasite importations this spring are as follows: 
160,970 Wicrogaster cocoons 
65,25l KEulimeria cocoons 
1,661,590 Corn borer larvae, from which five additional 
Species of parasites will be reared at arlington 
Parasite liberations have already started in New England, Ohio, and 
Michigan, Imported parasite recoveries this Spring as a result of winter 
collections in New Mmgland are; 
Hulinmneria crassifeumr Thom. 
likcrogaster tibialis Nees. 
aneivia punctcria Roman. 
wasicera senilis Rond. 
William Davison is assisting wr. Bartley at the Silver Creek, N. Tuy 
laboratory. 
Ellery BE. atwood, John L. Breitwieser, Craig We. Eagelson, Robert / 
G, Lassiter, Carol D. Lebert, and Norbert J. Nerney are assisting De We 
Jones at the Arlington, Mass., laboratory. Hx 
Construction of ten large parasite conservation cages in Michigan, A 
Ohio, Pennsylvania, and western New York have proceeded rapidly, and should 
be: completed by the first week in May. 
Arlington, Mass,, laboratory on April 8, - 
. 
Prof, Charles T. Brues and Dre A, Leonard Melander visited the sar 
pu: 4 
Secretary we M. Jardine and Messrs. Eisenhower and Swain visited the 
lington, Mass., laboratory on April 15, 
