168
M. N. Yahya et al.
Table 16.1
Decision matrix of the irrigation water application methods
Preference
Min/max
Max
Min
Min
Max
Min
Max
Max
Max
Max
Max
Min
Importance weights VH
M
VH
H
VH
VH
H
VH
M
H
H
Techniques/criteria Water
supply
Labour
requirement
Slope
(%)
Depth of
irrigation
water
(mm)
Energy
consumption
Water
appl.
efficiency
(%)
Water
quality
Attainable
irrig
efficiency
Aesthetics Operational
skill
requirement
Cost
(construction
and
maintenance)
Sprinkler
1
2
5
5
5
100
5
90
5
5
5
Drip
1
2
5
5
5
100
4
90
4
4
4
Furrow
3
5
2
35
1
90
1
72
2
1
1
Boarder
3
5
1
45
3
77
1
77
3
1
1
Basin
5
5
0.1
55
2
77
1
85
2
1
1