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Table 6 Effect of misting and wallowing on endocrine parameters of heat stressed lactating Murrah buffaloes

From: Effect of misting and wallowing cooling systems on milk yield, blood and physiological variables during heat stress in lactating Murrah buffalo

Parameters

Cortisol

Prolactin

T3

T4

(ng/ml)

(ng/ml)

(ng/ml)

(ng/ml)

Period (p value)

<.0001*

<.0001*

0.0537

0.0003*

Treatment (p value)

0.0009*

<.0001*

0.0527

0.9234

Control

3.34 c

83.83c

1.67

38.82

Misting

2.83a

57.52a

1.35

39.16

Wallowing

3.15 b

76.54b

1.73

38.04

SE for Treatment

0.14

5.59

0.07

1.31

Period*Treatment (p value)

<.0001*

<.0001*

0.3300

0.9091

May

Control

2.27 cd

55.25 cd

1.61

45.98

 

Misting

2.23cd

39.71de

1.59

46.74

 

Wallowing

2.19 d

34.19 e

2.05

44.35

June

Control

2.79 bcd

45.82 cde

1.51

31.54

 

Misting

3.31 b

55.56 cd

1.24

35.17

 

Wallowing

2.81 bcd

59.29 bc

1.32

33.17

July

Control

4.96 a

150.4a

1.88

35.30

 

Misting

2.94 bc

77.29 b

1.23

37.57

 

Wallowing

4.44 a

136.13 b

1.82

38.23

SE for Period*Treatment

0.16

4.06

0.19

3.52

  1. Effect of Period, treatment and interaction of Period and treatment are indicated with p values
  2. Means within a column having different superscripts differ significantly (p < 0.05)
  3. The standard error uses pooled estimate of error variance