‘ 
‘ 
large cattle was 5.7 times more, the number of pigs was 6.1 times 
more and the number of goats and sheep was 4.4% times more. 
The number of liveestock which had perished during these 
epizcootics occurrences is shown inthe Table. 
The percentage of animals that had succumbed to the foot 
and mouth epizootic, caused by the Aaa virus, 26 compared to the 
number that has sufferred from the atteck among the large cattle 
wag 3.5 to 8.5, among the pigs it was 3 to 6 and in case of 
goats and sheep 2 to 9 times less than during the previous two 
epizootics, 
The foot and mouth epizootic, caused by Ay, Virus, was 
benign and manifested itself in a normal clinical form. 
However, in some cases, the cows that had been affected by 
the foot and mouth disease, 3 to 6 monthe later, had developed 
_ geome complications, which were in the nature of disorder of the 
Cardiovascular and respiratory systems, loss of weight, decreased 
milk production, and delay in molting of cows. Our ebservations 
of some farms have indicated that 50 such cows continued to show 
the above signs of complications even 3 to 4 years later. 
During this period, the milk production of all cows, of 
varying ages, under observation, decreased, on the average by 34x, 
