50 



As a pest of corn it has caused great losses in tho 

 Southern States of A.merioa, and it is known as a pest of 

 tomatoes, tobacoo, peas and beans, and many other crops, as 

 welL 



The parent moth varies from a Light to a dark-grey in 



Fig. 49. Cotton boll worm. 

 Showing mode of attack on cotton boll. Natural size. 

 {From U.S. Dept. Agric.) 



colour, and measures about 1J inches across the outstretched 

 wings. The female moth, which flies in the dusk of evening 



