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Workshop aims to bring small-scale irrigation to African farmers
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Nepalese workers digging a tube well
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Food production in African countries whose populations suffer from high rates
of chronic malnutrition could be boosted by the use of irrigation technology and
equipment introduced from Asia, according to FAO's Water Resources, Development and
Management Service. To accelerate the process, the Service organized a workshop in
Harare, Zimbabwe, from 14 to 17 April to promote the use of low-cost, water-saving
irrigation technology by small-scale farmers in East and Southern Africa.
In sub-Saharan Africa as a whole, only four percent of arable land is irrigated,
as compared to 24 percent in Northern Africa, 37 percent in Asia and 15 percent in
Latin America. Currently, most irrigation equipment in the area is imported from
Europe, Israel, South Africa and the United States. More often than not it is prohibitively
expensive and inappropriate for use by small-scale farmers. Even where equipment
is locally manufactured, as in Kenya and Zimbabwe, costs are still high, probably
because of lack of competition, the small size of the market and adverse taxes and
tariffs.
The meeting in Harare brought together government officials, irrigation equipment
manufacturers, farmers and non-governmental organizations from Asia and Africa to
produce a set of action-oriented recommendations to promote irrigation technology
transfer and adoption, communal water development and management for small-scale
irrigation and water conservation, and the strengthening of national capacities in
the field. The action programmes recommended by the Workshop would strengthen the
water control component of the Special Programme for Food Security, which is currently
operational in five of the countries that participated in the Workshop (Ethiopia,
Eritrea, Mozambique, Malawi and Zambia).
Discussions focused on low-cost technologies such as human-powered and small motor
pumps, drip and sprinkler systems, and water storage systems. Techniques of low-cost
well construction were also covered, as another important way of making irrigation
accessible to small-scale farmers.
Emphasis was also put on meeting progressive small-scale farmers' needs for modern
and efficient pumping and on-farm irrigation technologies, and on the need to train
technicians, extension workers and farmers in the construction and management of
micro-dams and river diversions.
Treadle pumps are one example of Asian irrigation equipment that is being successfully
introduced in Africa. These human-powered pumps have brought irrigation within the
reach of millions of small and marginal farmers. They are used in Cambodia, India
and Viet Nam and have been particularly successful in Bangladesh. In 1991, half a
million treadle pumps were being used in that country. With an estimated annual return
to the user of about US$100 for each pump, the 500 000 treadle pumps accounted for
one-third of the agricultural sector's total contribution to the country's gross
national product.

A young Zambian woman tries out a treadle pump |
Under FAO's Partnership Programme for Technical Cooperation among Developing Countries
(TCDC), Dominique Sarkar, an irrigation expert from International Development Enterprises
in Bangladesh, visited Zambia in July 1996. As part of the Irrigation component of
the Special Programme for Food Security, he installed, tested and demonstrated treadle
pumps in various parts of the country. The Zambian farmers, who usually draw water
by bucket from ponds and shallow wells for their vegetable plots, were enthusiastic
about the ease with which the treadle pumps were installed and the volume of water
pumped.
In 1997 FAO is assisting in the importation of 1 000 treadle pumps from Bangladesh
to Zambia and training Zambian farmers on how to install and operate the pumps. At
the same time, they are working to establish a local manufacturing capacity in the
African country. Sarkar will shortly be returning to Zambia to train local manufacturers
in the production and servicing of the treadle pump. Work is also being done to make
the pump design as appropriate as possible to the African farmers' needs.
Other resources:
21 April 1997
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