Zambia is a country that has a great potential to increase agricultural production immensely，as it is highly endowed in terms of land，labour and water. Zambia has total land area of 75 million hectares，for which 58 percent is classified as medium to high potential for agricultural production，given rainfall patterns ranging between 800mm to 1400mm annually. Zambia’s land is also suitable for the production of a broad range of crops，fish，and livestock. It is estimated that only 14 percent of total agricultural land is currently being utilized（FAO，2008）. Zambia has one of the best surface and underground water resources in Southern Africa，with many rivers，lakes，and dams. In addition to this，Zam