oil .at intervals of from 15 to 30 days, but notwithstanding 

 the e::treue precautions which were ad ^ ted 3 of the >rn rials 

 died, GradvaVi.;/, liv-re-ver , the enclj^v.res :n wn.'.ch th& "buf- 

 falo were i-or.f !-.ed v^re ?:-:< ed fror-: f-^ver ticks ard tLr-re is 

 a posr, i hi I" t.y that ac* th^ Vi.ifr. r ilo adapted t.he^jj^lvej to 

 their nc-.v er-Tiru/iTu-sn t tliey t.?-:;:^o .ij^re or less fnsirun^ to 

 the cl: 1 '. Es^se. >To looses :?rcn; Texas fover h&,V9 oeciur^^rl for 

 severs 1 70? rs, r.nd t>e herd has almost quadrupled in number 

 since it 7-ra p e ^ i ? > i I i, r.e d 



Tlie >,c b thr.t the herd has not increased more 

 rapidly is dus '.'ar^ly to the preponderance of rrs.a3 calves-. 

 Tills char^vStsr? ditto uf b"ia 1:ji^J:>.lo Is so pronoar.ced in all 

 of the here's "^~ r in cj.ptlvity that a cow is considered 

 twice as valuaole as a bull. 



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