TABLE 2.

Distribution of strains of R. equi on farms^a

Strain	No. of strains by farm																Total
	D	I	J	AA	L	M	N	O	P	R	U	V	W	WBb	X	Otherc
A			1	1	2	18		4		2			4	1	1	1	35
B						6	1				1		3	3	1		15
C	1					10	2	2	1		1		4			2	23
D				1		9		1		1	2		1			1	16
E	1	2				11	2			3		1	2			2	24
F	1				3	1		4		1	2						12
G					1	1	3	1					1		1		8
H						1		3						2			6
I													6				6
J					1					1		1				1	4
K					2			2									4
L						1							1	1			3
M					2					1	1		2				6
N				1	1	1					1		1			1	6
O								1		1							2
P											1	1					2
R											1		1	1			3
S								2									2
T				2					1								3
U								1								1	2
V										1						1	2
W			1			1								1			3
Otherd	1				1	4		1		3	1		4	2	2	3	22
Total	4	2	2	5	13	64	8	22	2	14	11	3	30	11	5	13	209

^aFarms were assigned random letter codes. 

^bIsolates from The University of Melbourne Veterinary Clinic and Hospital, Werribee, Victoria, Australia. 

^cFarms from which only one isolate was received. 

^dStrains of which one isolate was found.