INSECTS INJURIOUS TO CORN. 335 



room where the fumes are very dense, because few people would stand 

 the disagreeable odor of this substance long enough to be injured. 



The bisulphide of carbon is a clear, heavy liquid that evaporates 

 immediately, and will not injure the seed for germinating purposes nor 

 for milling purposes when used as directed. 



Bisulphide of carbon may be obtained from the manufacturers in 

 fifty-pound cans, which are about the size of five-gallon cans, for ten 

 cents per pound. It is, therefore, a comparatively cheap substance con- 

 sidering the amount of good one can will do. 



