18 Farmers’ Bulletin 1294. 
of the plant. In the worst infested field noted there was an average 
of 2 per cent of the plants infested, with a maximum of 60 per cent 
in the worst affected portions. (Fig. 14.) 
- 
Fie, 13.—Beet stems injured by larve of the European corn borer. 
BEANS. 
Confined principally to stalks with an occasional borer in the pods. 
Egg clusters were found rather infrequently on the leaves from the 
first week in July to the last week in August. Borers tunneled in 
stalks and as a result of severe injury breaking over of the affected 
