93
and 5% of the applied water to onion in the old and new lands, respectively will
result in 5% yield losses in both regions.
Table 5.5 indicated that the amount of saved water as a result of deficit irrigation
application will be 4.5 thousand hectares and the total cultivated area will be 94.8
million hectares, which will produce 3659.6 million tons of onion, with 31%
increase.
Table 5.5 Potential added cultivated area of onion as a result of application of deficit irrigation,
total cultivated area and its total production
Added area
Total area (000 ha)
Total production
(000 ha)
(Old + new + added)
(000 ton)
Lower Egypt
Alexandria
0.001
0.02
0.4
Behira
0.5
11.33
458.6
Gharbia
1.3
26.51
1092.5
Kafr El Sheikh
0
0.96
34.7
Dakahlia
0.6
13.63
473.3
Damietta
0
1.01
33.6
Sharkia
0.3
7.23
259.1
Ismailia
0
0.22
5.9
Suez
0.02
0.34
11.5
Menoufia
0.03
0.54
18.5
Qalyubia
0.3
6.31
243.1
Total
3.2
68.1
2631.3
Middle Egypt
Giza
0.03
0.73
18.9
Bani Sweif
0.3
6.73
223.8
Fayoum
0.3
5.73
218.2
Minya
0.1
2.33
90.9
Total
0.7
15.5
551.7
Upper Egypt
Assiut
0.04
0.90
37.5
Sohag
0.3
6.90
319.2
Qena
0.05
1.02
39.6
Luxor
0.02
0.32
11.4
Aswan
0.04
0.75
26.2
New Valley
0.1
1.18
42.7
Total
0.5
11.1
476.7
Bordered governorates
Marsa Matrouh
0.02
0.34
4.5
Total
0.02
0.09
0.02
Grand total
4.5
94.8
3659.6
5 Vegetable Crops and Deficit Irrigation in Egypt