Treatments

Photosynthetic pigments (mg/g fresh leaves)

Chl. a

%

Chl. b

%

Carot.

%

Total

%

Control

3.23

100

1.88

100

1.02

100

6.14

100

Alternaria alternata

2.16**

66.89

1.14**

60.72

0.69**

67.42

3.99**

65.07

A. citri

2.66**

82.36

1.55**

82.11

0.86**

84.49

5.07**

82.64

A. raphani

2.77**

85.70

1.50**

79.78

0.88**

86.16

5.15**

83.96

A. tenuissima

2.51**

77.57

1.40**

74.31

0.79**

77.62

4.70**

76.58

Cladosporium cladosporioides

3.16

97.89

1.88

99.79

0.95

93.31

6.01

97.97

C. sphaerspermum

3.01

93.28

1.76

93.68

0.91

89.60

5.69

92.81

Cochliobolus spicifer

2.69**

83.41

1.71

90.98

0.79**

77.92

5.20**

84.83

Curvularia lunata

2.63**

81.28

1.70

90.34

0.83**

81.65

5.16**

84.13

Drechslera papendorfii

3.15

97.34

1.78

94.74

0.96

94.02

5.89

95.99

Mycosphaerella tassiana

3.16

97.80

1.79

95.28

0.93

91.26

5.89

95.92

Setosphaeria rostrata

3.09

95.88

1.76

93.42

0.93

91.07

5.79

94.31

Stachybotrys atra var. microspora

2.26**

69.99

1.27**

67.30

0.70**

68.69

4.23**

68.95

S. parvispora

3.04

94.09

1.71

90.92

0.90

88.42

5.66

92.18

Ulocladium botrytis

2.66**

82.18

1.47**

78.24

0.82**

80.08

4.95**

80.61

L.S.D at 5%

0.329

0.264

0.123

0.619

L.S.D at 1%

0.444

0.355

0.166

0.834

Table 2: Effect of fungal infection on photosynthetic pigments of broad bean leaves.