-357- 
17,017- -at the Arlington, Mass., laboratory there r.rere reared 
^2.70U Zenillia rc s eanae 3.- it B.; 11,-^7 Macrocentrus abdominal is 
Fab.j ^7 Dioctes punctoria: 33,175 Aoant eles sp.; and 
Masicera senilis - These tvro lists c .'make the total parasites sent 
parasites sent for use in the warfare against the corn borer, 
333,037- -° collect the imported parasites 150 laborers were em- 
pi oved for two ~;eekc in the summer collecting period, extending 
from July 25 to August 10, 1926, in northern Italy, and lko dur- 
ing the months of November and December, 1926, and January and 
February, 1927. '-- *' : 
Corn-Borer Control extension Service, 8b. 20 (October 15): 
Comparison of infestation in Michigan, Ohio, Hew York, and Penn- 
sylvania , 1925, 1926, 1927.* 
Total larvae per 100 stalks 
1S25 
1926 
1927 
Few York 
1 . 50 
- , , • . 1 . 90 
.... 2.66 
10.73 
5.U0 
7-00 
6,59 
35.56 
4.02 
10.7S 
17.72 
average for Thole area . 
2.11 
S.02 
12.98 
* Figures for survey not 
complete September 
19. 192 7 . 
Corn-Borer Control Srto-.sion Service, Fes. 19-21 (October 1-22): ■ 
Scouting for borers in new territory is still being carried on 
under the direction of L. S. .'.'orthloy. The following counties hav^ 
been added this season: Lu7erne, Monroe, and Wayne . 
Corn-3orer Control Extension Service, Nos. 17-21 (September 17- 
October 22) : The following counties have been added this season: 
Clark, Fairfield, Champaign, Perry, and Belmont. 
Corn-Borer Control Extension Service, Hos. 17-21 (September 17- 
October 22): The following counties have been added this season: 
Elkhart, Huntington, Mar (shall, St. Joseph, Jay, Randolph, and 
Waba sh . 
Corn-3orer Control Extension Service, Reports Nqs. 19-21 (October 
1-22): The follo-i.ng counties have been added this season: Alcon: 
^Iper.a .Barry ,■ Eerr i jn, Ingham, Iosco, Kalamazoo, Midland , Pre s^-ue 
Isle, St. Joseph, Sheboygan, and Arenac. 
Corn-Borer Control Sxtension Berwioe, Report 'So. IS (October 1): 
Scouts in Canada have discovered an infestation in the Cobalt min- 
ing area, 350 miles north of the original outbreak at St. Thomas, 
Ontario, said Frof. L. S. IxLr.ine of the Dominion government at 
Ottawa. Infestations have also been found on St.- Joseph Island 
