The United Republic of Tanzania

Tobacco Research Institute of Tanzania (TORITA)

How Do I?

Introduce product for fertilizer research trials

  • The product must be registered by Tanzania Fertilizer Regulatory Authority (TFRA)
  • The client must make sure that the product meets the following requirements;

For basal fertilizer the product should have the following specifications

NPK is 10:18:24 +0. 5Mg0+3Ca0+7S+0.012B

Specifications guidelines:

  • N total - 7.1% NH4
  • 2.9% NO3
  • P2O5 total 18% Min
  • P2O5 water soluble 15.5%
  • K2O total 24% based on 75% SOP and 25% MOP
  • MgO total 0.5%
  • CaO total 3%
  • S total 7%
  • B total 0.012%
  • Cl content 6% maximum this is from 120kg/t MOP.
  • Moisture content by weight: maximum 1.0%
  • For top dressing fertilizer (CAN 27%) it should have the following specifications
  • N total 26% N minimum
  • N split 13%NH4 – N minimum
  • 13%NO3 – N minimum
  • MgO total 1.7%
  • CaO total 3.0%
  • S 3.0%
  • Moisture content not exceed 1%
  • If the product meets the above specifications, the client should fill in the application forms available in the website (www.torita.or.tz)
  • Then the client will be offered a control number to pay for the costs of evaluation of the product. The cost is 2000 USD per product
  • The trial will be conducted for two seasons, the first season it will be done on station at Tumbi-Tabora and the second season it will be done on farm in different agro-ecological zones
  • If a client wants to introduce a new fertilizer with new formulations the trial will be conducted for three crop seasons
  • Once the trial is over the final report will be submitted to Tanzania Tobacco Council for approval to be used in tobacco production
  • If the product performs well a client will be issued a certificate to enable him/her to bid tender in tobacco marketing system.