TABLE 2.--Tick eradication activities in systematic and final areas of Texas 
5-year average 5-yr.average 
Activities Fiscal Years 1952 1958-1962 1963-1967 1968 1969 1970 1971 
Number Number Number Number Number Number Number 
Inspected for ticks 
Systematic erea VV 
Herds or lots--------------- 32,363 35,976 45,211 36,441 33,268 41,151 46,962 
Livestock------------------- 558,809 774,606 1,268,839 934,416 775,724 806,926 680, 360 
Final area I/ 
Herds or lots--------------- 12,011 14,092 17,890 [D5 277, NBS 7 7D. 19,857 28,111 
Livestock------------------- 168 , 088 297 ,008 473,002 395,744 354,099 558,057 963,650 
Dipped or sprayed for ticks 
Systematic area 
Herds or lots-=------------- 13,845 10,070 12,491 135587 14,731 14,482 15,751 
Livestock------------------- 81,685 54,826 79,788 65,484 79,103 71,695 84,214 
Final area 
Herds or lots--------------- ie: 473 702 877 1,227 1,567 4,282 
Livestock------------------- 3235 2,348 4,061 3,441 25,845 30,843 54,206 
Intrastate certificates issued 
Number of certif icates------- 14,913 12,930 14,323 14,431 15,727 (5.732 (55725 
Number of | ivestock---------- 57,704 80,362 102,529 62,297 70,368 70,821 74,259 
Interstate certificates issued 
Number of certif icates------- 13 178 33 3 8 5 2 
Number of |ivestock---------- 808 12,724 4,305 159 1,334 114 4 
Herds held for further treatment 
Systematic area-------------- 92 10 30 19 46 4) 118 
Final area------------------- 0 2 | 3 9 a, 54 
Tick-infested native herds found 
Systematic area-------------- 29 9 28 13 32 12 43 
Final area------------------- | 0 | 2 15 7 68 
Mexican livestock illegally 
entering United States 
Equine 
Caught --------------------- 1,873 82 123 92 127 147 232 
Tick-infested-------------- 183 6 5 5 4 20 2/ 40 
Cattle 
Caught ---------------------- 147 38 118 90 67 110 93 
Tick-infested-------------- 82 15 34 14 17 20 2/ 64 
Sheep and goats 
Caught--------------------- (0) | | 0 e) 0 0 
Tick-infested-------------- 0 0 0 0 (e) 0 0 
Swine 
Caught--------------------- 0 0 0 0) 0 (0) 13 
Tick-infested-------------- (0) (0) ) 0 0 0 0 
Exposures to clean premises---- 108 26 33 16 46 26 136 
Re-exposures to held premises-- 73 3 Z | | 8 8 
U.S. livestock straying 
into Mexico and returning 
Caught----------------------- 7 16 31 16 13 28 20 
Tick-infested==-=-----==----- 0 0 | 0 0 0 0) 
Importation of livestock from 
tick-infested areas of Mexico into Texas 
Offered for importation----------------------------------------------------- 692,665 671,824 503,817 
Rejected. because of B. spp. infestation------------------------------ 11,707 13,289 24,327 9,936 
|/ The systematic area is that area under Federal quarantine. 
under Federal quarantine. 
The final area is that area outside the area 
2/ All treatments were with arsenic except for 19,201 cattle treatments and 4,039 horse treatments using Delnav. 
3/ Does not include premises on which tick-infested livestock illegally entering the United States were found. 
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