Screening of Sugarcane Varieties for Tolerance to Water Deficiency Using Containers
Table 1
Relative water content, photosynthetic rate, and temperature of leaf with TVD of primary tillers of sugarcane varieties and water application rate treatments.
Variety
Relative water content (%)
Photosynthetic rate (µmol CO2 m−2·s−1)
Leaf temperature (°C)
ZN1
85.02
9.9
37.15
ZN2
78.62
10.7
36.12
ZN3
84.81
15.4
37.35
ZN4
88.48
13.1
37.43
ZN5
85.03
18.0
36.97
ZN6
86.64
11.7
36.47
ZN7
84.90
10.9
36.45
ZN8
84.14
17.2
37.22
ZN9
82.26
10.8
36.15
ZN10
79.81
9.7
37.65
CP72–1312
82.01
20.5
37.38
NCo376
82.41
12.5
36.32
N14
84.52
16.8
36.18
CP72–2086
83.34
10.6
36.28
value
0.457
0.657
0.684
LSD
NS
NS
NS
Water application rate
Well-watered
85.68a
16.0a
36.91
Water-stressed
81.7b
10.9b
36.67
value
0.006
0.018
0.484
LSD
2.746
4.21
NS
Interaction
value
0.582
0.591
0.581
LSD
NS
NS
NS
CV (%)
7.5
71.7
4.2
Mean values indicated by different letters within a column differ significantly from each other at the level. LSD—least significant difference; NS—not significantly different; CV—coefficient of variation.
