> H. 
APPLICATIONS OF VETERINARY RESEARG 
ee 
= r class. They 
Rinderpest and Foot and Mouth Disease belong to still pees Periens 
are acute febrile diseases markedly infectious, and with ita or sheep into Aus- 
of only a few days. Importation of & number of cattle, en ara. were: m0) port 
tralia could only introduce either of these diseases i 
F nust have 
' : b is in either case m 
veterinary inspection and no quarantine, The disease in e 
declared itself during the voy: 
ases would be 
age from the last port of call, Kisses panic ts 
certainly seen in the quarantine station. An analogy suggests i ; aiicreniletis ah 
with the relative chanceg of introducing Spanish influenza ar Wivornion 
man from Europe, Africa, and America. The former peu ths ship can 
incubation period, and cables from the last port or wireless nen unsuspected . 
Prepare the health authorities. Tuberculosis may be Se yerson coming 
for years arching medical examination of ast tit certs 40 
wed by a month in quarantine, eg, mane of abn 
exclude tuberculosis, Now this leads up to the statement that ie Rrra tis 
insidious origin, with a long incubation period, are much eee diseases as 
keep out than the acute infective fevers. This is true of anima 
ion intro- 
eae ea: , or station in 
well ag human, and It is just as true of the individual farm 
ducing new stock from ww 
ithout as of an isolated country importing ase ore 
abroad. As an “xample, we may consider the disease known as contagio 
tion of cows, 
Contagious Abortion of Cows is 
ance 
because of the 
liseas ) nomic import- 
a ¢ se of considerab le eco 
ey great losses whi 
ry country in 
ch result from it. It is EN eee 
the world, and has been the subject os much acca 
research in Great Britain, Denmark, the United States, France, ere ve. are 
This disease hag aw ibution in Australia, and it is a mat Pah Tae 
concern to q all the States. Tt entails great losses, ies eae 
the affected cows, for, in fact, it is no ae + 
infected cows abort, and ms Aer 
e is great loss of calves; anc ae be 
that a Considerable number of infected cows become sterile, and so cease 
Of use in the dairy herd, 
The dise 
ase ig 
Which oceu 
idé distr 
airy farmers in 
igh Mortality 
disease, but r 
come to their normal 
among 
ather because many of the 
milk yield; that ther 
rtion 
apart from the act of ae! 
, on 
animals affected, and then Lee! ee 
are no symptoms. ‘Thus in apa t 
: ) i ; is disease withou 
Stee cows fy it has been Possible to import this re of the fact. 
. i awe 
any °ne—either the foreign owner or the purchaser—being aur fae fart aban 
Even ig an during the voyage, it would usua Z ase apes 
on shipboard, and so the ee ae 
> j aga . 
ay confidently assert, again and ag Neer ee 
™ may sell an infected cow in rai g earn of the 
airy farmer, both buyer and seller being unawe 
: ; an 
, i ; 1 mal may be 
1S infected with this contagious disease. The ani 
? OY an older cow 
appearances, 
which hag never aborted, and, in ee ae the 
al in either case. Even after being taken into the 
o the full 
: AY escape Suspicion, for ghe may carry her calf t 
period of gestati Within a few 
to the Weatl 
one m 
airy farme 
another q 
Similar] iy EL Gl 
be bought by 
fact that she 
oe iagnose, and 
Stous, insidious in its onset, difficult eat ONG the 
j 1 
8 great financi; - The problem as stated is a di far veterinary 
and complex, It will be interesting to discover ae remains to 
8 has elucidated the problem, and what s ; 
35 
