Compound mixed fertilizer special for flue-cured tobacco top dressing and its production method

Compound mixed fertilizer special for flue-cured tobacco top dressing and its production method

  • CN 1,470,484 A
  • Filed: 07/26/2002
  • Published: 01/28/2004
  • Est. Priority Date: 07/26/2002
  • Status: Active Application
First Claim
Patent Images

1. , a kind of compound mixed fertilizer special for flue-cured tobacco top dressing composition is by ammonium nitrate NH 4NO 3, vitriolate of tartar K 2SO 4, saltpetre KNO 3And stopping composition forms, and it is characterized in that:

  • in said composition, weight nitrogenous, potassium oxide the percentage ratio that accounts for composition total weight be;

    N;

    K 2O=6-17%;

    25-41%, wherein nitric nitrogen should account for total nitrogen 50~

    100%.

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