48 T/11'r{_1j-Fiji!/1 Anizzml lieport.
a11i111als and as 111 no 111ST21ll(1(} eoulel any particular boar be {1-
TIlC1`l1l1l1l2lT<3(T as being‘respo11sil>le for the spread of the intee- th
tion, the 1ll2lj_t)l'lT_\' of Tllt’l1l \\`Cl,'l‘>T'CT2lTl1C(l 111.the herds and used 1l1
Tf)1'l)1`(‘CtTi11Q,'. _ iv i- 1 lu
Of tl1e tititeen hertlsiin which 2l,l)()l'T'l()ll was tliagnosetl, the in
sows and hoars 111 fourteen hertls were vaeeiimted. T11 111OSt  
eases, tl1e sows had not —l)L‘L‘ll hretl l1el'ore vaeeination, tho 111  
St)lllt‘ oflthe large herds a few were l)1'Ug`llilllT at the time of M.
vaeei11at1io11. The results T()llT()l‘TT_\' ol’ tl1e sows \'21(‘l‘lll2TTt‘tT l1;1vi11;;‘ ill]
llUl'lll2ll llt‘IllTll_\' litters ol’ pigs. The 1·e11‘1ain