PEG treatments
|
Potato type
|
POD activity (units / mg protein)
|
---|
Stress period
|
Recovery period
|
---|
DAY 0
|
DAY 1
|
DAY 2
|
DAY 3
|
DAY 4
|
DAY5
|
---|
Control (0% PEG)
|
SC
|
9.18±0.672
|
9.22±0.55
|
8.81±0.84
|
9.21±0.73
|
9.11±0.71
|
8.79±0.57
|
NT
|
8.57±0.98
|
9.03±0.95
|
9.52±0.65
|
9.38±0.42
|
9.0±0.73
|
9.25±0.66
|
Moderate stress (10% PEG)
|
SC
|
8.37±0.52
|
12.86±2.21
|
18.76±4.47
|
24.84*±5.44
|
18.6±4.75
|
9.67*±2.48
|
NT
|
9.2±0.86
|
16.44±3.86
|
21.3±5.33
|
28.16±4.16
|
20.78±4.22
|
12.07±5.61
|
Severe stress (20% PEG)
|
SC
|
8.84±0.69
|
15.51±3.26
|
24.07*±4.27
|
30.38*±5.48
|
25.76±4.85
|
13.2±3.15
|
NT
|
9.25±1.25
|
19.83±4.36
|
28.72±4.21
|
35.81±6.88
|
27.39±4.62
|
15.56±2.48
|
- Data are expressed as the mean of five replicates. Asterisks (*) represent significantly different (P < 0.05) with the NT.