The United Republic of Tanzania

Tanzania Agricultural Research Institute

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Plant like all other living things, need food for their growth and development. Plants require 16 essential elements namely  Carbon, hydrogen, and oxygen derived from the atmosphere and soil water. The remaining 13 essential elements  namely nitrogen, phosphorus, potassium, calcium, magnesium, sulfur, iron, zinc, manganese, copper, boron, molybdenum, and chlorine are supplied either from soil minerals and soil organic matter or by organic or inorganic fertilizers. read more

 Agro-Econological Zones

Soil Health Information

  • Major soils in Tanzania
  • Soil pH information by region 
  • Organic Carbon information by  region
  • National information of Organic Carbon
  • National information of pH and soil nutrients 

Crop suitability information

  • Central zone
  • Eastern zone
  • Lake zone
  • Northern zone
  • Southern highlands zone
  • Southern zone
  • Western zone