Genomics and Applied Biology 2015, Vol. 6, No. 4, 1-6
4
Table 3 Effect of water stress on at proline and polyphenol oxidase enzyme activity and yield at different growth stages of banana
cultivar and hybrids in main crop and ratoon crop
Treatments
proline (µg g
-1
) (main
crop)
polyphenol oxidase
(unit mg-1 of protein)
(main crop)
proline (µg g
-1
) (ratoon
crop)
polyphenol oxidase
(unit mg-1 of protein)
(ratoon crop)
Yield (t ha
-1
)
7
th
MAP 9
th
MAP 7
th
MAP 9
th
MAP 7
th
MAP 9
th
MAP
7
th
MAP 9
th
MAP Main
Ratoon
Main Plot
M
1
79.6
74.0
0.89
0.96
71.3
75.4
0.42
0.49
36.5
34.1
M
2
98.3
92.3
0.80
0.84
89.4
94.3
0.33
0.36
30.6
27.4
Mean
88.96
83.20
0.85
0.90
80.3
84.8
0.37
0.43
33.5
30.8
SEd
2.01
2.01
0.06
0.06
2.01
2.01
0.06
0.06
0.06
0.05
CD (P= 0.05) 8.64
8.67
0.27
0.28
8.64
8.67
0.27
0.28
0.26
0.21
Sub Plot
S
1
99.8
94.2
1.25
1.31
92.7
94.4
0.77
0.84
67.3
64.6
S
2
97.8
95.1
1.13
1.19
92.1
93.8
0.65
0.72
37.5
35.7
S
3
94.9
92.9
1.05
1.12
89.9
90.9
0.58
0.65
55.8
54.7
S
4
94.4
92.4
0.82
0.93
89.4
90.4
0.34
0.45
41.3
39.4
S
5
87.6
85.6
0.82
0.88
82.6
83.6
0.35
0.40
52.4
48.1
S
6
86.9
84.9
0.77
0.86
81.9
82.9
0.29
0.38
35.1
32.8
S
7
83.2
81.2
0.75
0.84
78.2
79.2
0.27
0.36
33.4
28.5
S
8
83.4
79.5
0.74
0.83
76.5
79.4
0.27
0.35
14.9
12.9
S
9
82.1
74.9
0.73
0.74
71.9
78.1
0.25
0.27
32.2
27.3
S
10
84.6
72.8
0.72
0.71
69.8
80.6
0.25
0.24
11.1
9.2
S
11
85.3
72.5
0.71
0.69
69.5
81.3
0.23
0.22
10.6
8.2
S
12
87.5
72.3
0.70
0.69
69.3
83.5
0.23
0.21
10.3
8.0
Mean
88.96
83.20
0.85
0.90
80.3
84.8
0.37
0.43
33.5
30.8
SEd
0.90
0.91
0.10
0.10
0.90
0.91
0.09
0.09
1.05
0.90
CD (P= 0.05) 1.82
1.84
0.20
0.21
1.82
1.84
0.19
0.20
2.13
1.81
Interaction effect:
M
1
S
1
83.2
79.3
1.29
1.36
79.2
76.3
0.82
0.88
70.4
68.0
M
1
S
2
83.5
81.5
1.17
1.24
78.5
79.5
0.70
0.76
39.8
37.4
M
1
S
3
80.6
78.6
1.09
1.17
75.6
76.6
0.62
0.69
59.7
57.3
M
1
S
4
80.1
78.1
0.86
0.98
75.1
76.1
0.39
0.50
44.4
42.0
M
1
S
5
79.8
77.8
0.86
0.94
74.8
75.8
0.39
0.46
56.6
54.3
M
1
S
6
79.1
77.1
0.81
0.93
74.1
75.1
0.34
0.45
38.3
35.9
M
1
S
7
75.4
73.4
0.79
0.91
70.4
71.4
0.32
0.43
36.7
34.4
M
1
S
8
75.6
71.7
0.78
0.89
68.7
71.6
0.31
0.41
16.8
14.5
M
1
S
9
76.8
69.6
0.77
0.84
66.6
72.8
0.30
0.36
36.7
34.4
M
1
S
10
79.3
67.5
0.76
0.80
64.5
75.3
0.29
0.32
13.8
11.4
M
1
S
11
80.0
67.2
0.75
0.78
64.2
76.0
0.28
0.30
12.2
9.9
M
1
S
12
82.2
67.0
0.74
0.78
64.0
78.2
0.27
0.30
12.2
9.9
M
2
S
1
116.5
109.2
1.20
1.27
106.2
112.5
0.73
0.80
64.3
61.2
M
2
S
2
112.1
108.7
1.08
1.15
105.7
108.2
0.61
0.68
35.2
34.0
M
2
S
3
109.2
107.2
1.01
1.08
104.3
105.3
0.54
0.61
52.0
52.0
M
2
S
4
108.7
106.7
0.77
0.88
103.8
104.8
0.30
0.41
38.3
36.7
M
2
S
5
95.4
93.4
0.78
0.82
90.4
91.4
0.31
0.35
48.2
41.9
M
2
S
6
94.7
92.7
0.72
0.79
89.7
90.7
0.25
0.32
32.0
29.7
M
2
S
7
91.0
89.0
0.70
0.77
86.0
87.0
0.23
0.30
30.2
22.6
M
2
S
8
91.2
87.3
0.70
0.77
84.3
87.2
0.23
0.30
13.0
11.3
M
2
S
9
87.4
80.2
0.68
0.65
77.3
83.5
0.21
0.18
27.7
20.2
M
2
S
10
89.9
78.1
0.68
0.63
75.2
86.0
0.21
0.16
8.4
7.0
M
2
S
11
90.6
77.8
0.66
0.61
74.9
86.7
0.19
0.14
9.0
6.4
M
2
S
12
92.8
77.6
0.66
0.60
74.7
88.9
0.19
0.13
8.4
6.1
Mean
88.96
83.20
0.85
0.92
80.35
84.87
0.37
0.43
33.5
30.8
SEd
M at S
2.35
2.36
0.150
0.160
2.35
2.36
0.150
0.160
1.43
1.22
S at M
1.27
1.29
0.142
0.152
1.27
1.29
0.142
0.152
1.49
1.27
CD (P= 0.05)
M at S
8.67
8.69
0.364
0.386
8.67
8.69
0.364
0.386
2.89
2.46
S at M
2.57
2.60
0.288
0.307
2.57
2.60
0.288
0.307
3.01
2.56
Note: 7
th
MAP – Shooting stage, 9
th
MAP – Finger filling stage, M
1
- Control plots; M
2
– Stress plots S
1
: Karpuravalli (ABB), S
2
:
Karpuravalli x Pisang Jajee, S
3
: Saba (ABB), S
4
: Sanna Chenkathali (AA), S
5
: Poovan (AAB), S
6
: Ney poovan (AB), S
7
: Anaikomban
(AA), S
8
: Matti x Cultivar Rose, S
9
: Matti (AA), S
10
: Pisang Jajee x Matti, S
11
: Matti x Anaikomban and S
12
: Anaikomban x Pisang Jajee
