LEAFLET 2 12, U. S. DEPARTMENT OF AGRICULTURE 



Figure 3. 



Injury done by the sand wire worm to seedlings 

 of (A) beans and ( B) cotton. 



Increasing Soil Fertility 



Land infested with the sand wireworm is almost invariably deficient 

 in humus (fig. 5). Experiments have shown that much benefit can 

 be obtained and losses due to wireworms reduced by means of farm 



