1. 关键资源
    2013-01-20 About 98% of agricultural production in the Sudano Sahelian region of West and Central Africa is based on rainfed crops. With a mean annual rainfall of 300 to 800 mm/year, the number of staple crops is very limited. It includes two grain crops: pearl millet (Pennisetum glaucum) for sandy soils...
  2. 2019-11-20 Swahili Only Peanuts are one of the most nutritious crops. In Tanzania this crop thrives most in the South East, Dodoma and Morogoro regions. In addition to providing fats, their products are used in a variety of other ways, including: Animal / animal feed (Sorghum and grass), soil fertilization...