Table 3 Prevalence of E. coli pathotypes isolated from diarrheic calves in different ages and provinces

Isfahan (246)

1-7 A*

36

42

10

-

88

8-14

14

6

18

1

39

15-21 a

1

3

23

2

29

22-30 a

1

2

14

4

21

Chaharmahal (182)

1-7 B

33

29

9

-

71

8-14

10

6

18

2

36

15-21 b

1

2

18

3

24

22-30 b

1

1

17

4

23

Fars (208)

1-7 C

38

37

7

-

82

8-14 D

21

5

10

-

36

15-21 c,d

1

4

17

1

23

22-30 c,d

2

1

12

1

16

Khozestan (188)

1-7 E

36

36

6

-

78

8-14

15

3

13

1

32

15-21 e

1

1

10

1

13

22-30 e

-

1

16

2

19

Total (824)

1-7 F

143

144

32

-

319

8-14

60

20

59

4

143

15-21 f

4

10

68

7

89

22-30 f

4

5

59

11

79