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I I .S E C T ? E S T .SURVEY 
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B U L. L E* T» I N 
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Vol. IS 
A * ’ , •'*»,>. , 
’ : Supplement to Numbe 
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r 9 . ‘December 20, 1932 
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DISiRlSUTIOll- MCf'OOIONIZA'IKSrOS' EUROPEAN COEN SQHEJt PARASIXBS IN 193 S 
'■■■ *■’’ I...,'"' il.'f l- 
, Clark. %i& W, G. Brad, ley, i , . ! r 
■'•Division- Cereal arid' Forage Inserts, I 
Bureau of- Ent’o modogy ?ind Plant Quarantine,; . ... .• 
Dnited^-tatess -Departinent of Agriculture ; . . r 
■. • • An: » '■• -'--A: :■ : : 
••' -Incident to the do foil i zafci dh f of par&Kites: for the control .of the European 
corn Borer ( Pyrausta nu~b i-lal is Hfbn.,), fitfe'' species , viz.;-: Chelo.nus, annul ipes Wesm. , 
Microhraco-h. bnevi corn is Wes ni . 1 . -Mac hocen frPUs gifuensis Ashm. . Phaeogenes nigridens 
Wesm, . &nd Inareolata ' punctoria ;Ronvfri T .hVallahle - f or dis*t,r.ib.ution in 193s, ' 
■ All - adults! of . C, annul ides. released were reared :nt the- Toledo;,. .Ohio,, laboratory 
with Ephesitia kuehniella Zell, as the hast, M, ;brevicornis war reared on P, 
...nuMlalis :at the Moorestpwn,_ N. jJ»_, . : labQratbry, j St poles, of g. r .annul ipes and M, 
brevicornis for "breeding purpose^ were supplied Through the^qourtesy of the staff 
-Of frfce. Domini o^Paras ite ^Belleyllle , _ Ontario , ‘ Canada, M. 
gifuens is and punctoria adults were reared from P. nubilalis larvae collected 
in Massachusetts, and P. nigridens was imported from Italy, 
A total of l 44,372 parasite adults were shipped in 39 consignments and of 
this number- 31 shipments .were ..made for utilization -on P*.., nubilalis in the infested 
areas in the United States and Canada, Eight shipments were made to supply para- 
sites ^ for. .testing oh r the sugarcane moth- "boper ( Djatraeq s acchar al is F . ) in 
Louisiana,. Florida, and Puerto Rico, The shipments of .each,, species and the 
mortality .that occurred en route are shown in tables! 1 to 5,1 In table 6 all 
parasite shipments made in ., 1932 are summarized bjy species. 
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