40 BULLETIN 124, U. S. DEPARTMENT OF AGRICULTURE. 



should then be thoroughly irrigated, and by these efforts the coming- 

 crop will be assured. 



Turkeys and chickens when allowed the run of a field will keep 

 the numbers of the caterpillars at a minimum. 



The protection of toads should be encouraged, as they eat many of 

 these insects, as well as other injurious forms. 



It has been noted that a carrying out of only part of these recom- 

 mendations will not at all times save one's crop. The best results 

 come to the one who is thorough in methods. 



Cooperation among all farmers is necessarjr to suppress an insect 

 attack completely. An occasional outbreak has been known to occur 

 upon a farm or ranch that is under the best possible condition of 

 crop culture, but in each case it was noted that the careless methods 

 of a neighbor were responsible for the reinfestation. 



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