Time (days)

Measurement

Intravenous

Intramuscular

0

TEMP
RESP

38.20 (0.16)(38.0-38.4)d
31.40 (3.36)(27-35)e

38.20 (0.10)(38.1-38.3)e
31.60 (2.70)(28-35)d

1

TEMP
RESP

40.80 (1.30)(39.0-42.0)a
85.80 (3.49)(81.0-90.0)a

40.0.8 (0.19)(39.8-40.3)a
83.00 (2.24)(80.0-86.0)a

2

TEMP
RESP

40.00 (1.22)(39.8-40.1)b
66.00 (4.12)(61.0-71.0)b

39.10 (0.16)(38.9-39.3)b
51.80 (2.59)(48.0-55.0)b

3

TEMP
RESP

39.02 (0.24)(38.7-39.3)c
53.80 (2.86)(50.0-57.0)c

38.78 (0.19)(38.5-39.0)c
41.20 (2.39)(38.0-44.0)c

4

TEMP
RESP

38.70 (0.16)(38.5-38.8)c
42.80 (2.39)(40.0-46.0)d

38.56 (0.11)(38.4-38.7)d
34.00 (2.55)(31.0-37.0)d

5

TEMP
RESP

38.50 (0.26)(38.2-38.8)cd
32.80 (2.49)(29.0-35.0)e

38.32 (0.13)(38.2-38.5)e
32.00 (1.58)(30.0-34.0)d

LSD

TEMP
RESP

0.732
4.148

0.119
3.094

(a,b,c,d,e)Means with the same letter in the same column measurement are not significantly different at (Pr > F 0.0001). LSD = Least significant difference.
Table 3: Mean (SD) and ranges of body temperature (TEMP,°C) and respiratory rates (RESP, min-1) in groups of 5 calves infected experimentally with Pasteurella multocida and treated with florfenicol either intravenously or intramuscularly.