Agriculture Reference
In-Depth Information
the study period, it nevertheless generates useful information for water
resources management in the sub-basin.
Table 8.7
: Current groundwater irrigation and potential expansion up to 10%
of catchment area.
Groundwater irrigation Technologies
Catchment Catchment
Area (Km
2
)
Irrigation
Technology
Current
Area
(Km
2
)
Potential
For
Expansion
Limiting
Factor(s) for
Expansion
Scale
Factor
Projected
Area (Km
2
)
Permanent
Wells
2.20
High
Finance,
Land tenure
7
14.40
Temporal
Wells
3.80
High
Suitable Land 5.5
20.90
Anayari
464
Riverine
Dugout
2.4
Average
River
Channel
4.3
10.32
TOTAL
8.40
46.62
Permanent
Wells
0.21
High
Finance,
Land tenure
16
3.36
Temporal
Wells
1.00
High
Suitable Land 16
16.00
Atankwidi
275
Riverine
Dugout
0.70
Average
River
Channel
12
8.40
TOTAL
1.91
27.76
Permanent
Wells
0.03
High
Finance,
Land tenure
750
22.50
Temporal
Wells
0.015 High
Vea Scheme
700
10.50
Yarigatanga
352
Riverine
Dugout
0.005 Average
Vea Scheme
400
2.00
TOTAL
0.05
35.00
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