Eradication of ticks by rotation of fields (Graybill.) 



FIELD NO. 2 a 



OCT. 12. MOVE THf Hf flO 

 TO FIELD N0.3. 



FlfLO NO. 2/1. 

 SEPT.12 MOVE THE 

 HERD TO FIELD 

 NO 08. 



FIELD NO. *. 



COTTON. 



ClWE/f 



p/wrwc.- BCRMUO/?,VCT;CH,/?NO BUR CLOVER. 



Finn NO I ft 



SCPT2 MOVE THE HERD TO 'FIELD 

 TOIPW DOUBLE ttNCEMJYBf 



FIELD NO. I /?. 



TO FIELD. 



FIG. 13. Rotation plan for freeing planta- 

 tion in South from ticks in 4| mos. 



FIG. 15. Plan requiring 8 mos. 



HELD H0.3B. 



CO CORN FOR SOILING ( 



fTANO CORPUS. 

 TO MSTUHt. 



WTO L 

 N0.3. 



FIELD NO.Z. 

 COTTON. 

 COUPE A3. 



FIG. 14. Plan requiring 4 mos., with new FIG. 16. Feed-lot or soiling method of elin 

 pasture. nating ticks, 



435 



