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AGRICULTURAL WATER MANAGEMENT IN AFRICA. The myth of ‘potential’. Jacob Burke Natural Resources Department FAO. Evolution of irrigation and water managed areas in Africa. 959 158 ha (6%). 1 037 288 ha (7%). 1 001 557 ha (7%). 1 016 171 ha (7%). 554 913 ha (4%). 179 624 ha (1%).
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AGRICULTURAL WATER MANAGEMENT IN AFRICA The myth of ‘potential’ Jacob Burke Natural Resources Department FAO
Evolution of irrigation and water managed areas in Africa 959 158 ha (6%) 1 037 288 ha (7%) 1 001 557 ha (7%) 1 016 171 ha (7%) 554 913 ha (4%) 179 624 ha (1%) 411 370 ha (3%) Full/partial control (1) 516 830 ha (4%) Spate irrigation (2) Equipped lowlands (3) Non-equipped cultivated wetland and inland valley bottoms (4) Non-equipped flood recession (5) 12 478 592 ha (80%) 11 477 819 ha (81%) Year 1994 12.17 million ha 14.23 million ha Year 2004 13.44 million ha 15.41 million ha The Africa Aquastat Survey 2005 Irrigation = (1)+(2)+(3) Water management = (1)+(2)+(3)+(4)+(5)
Annual increase in areas under irrigation 1992-2000 CAADP annual increase proposal: 1.3% for large irrigation 3.5% for small-scale irrigation Yet, only 30% of area under irrigation had a growth rate of more than 1.3% per year between 1992 and 2000. Only 9% of the area grew at 3.5% per year.