African farmers encouraged to use fertlizers to boost crops Fertilizer use in Africa is one tenth the global average, and will be the focus of the African Green Revolution Forum held in Nairobi, 6 - 9 September. In Malawi, the African Fertilizer and Agribusiness Partnership (AFAP) is encouraging small scale farmers to test their soil and buy the right kind of fertilizer to improve their crops. IMAGES AND SOUNDBITES.