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Combination of active ingredients for inhibiting or controlling nitrification

  • US 6,066,190 A
  • Filed: 01/05/1999
  • Issued: 05/23/2000
  • Est. Priority Date: 02/21/1994
  • Status: Expired due to Fees
First Claim
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1. A composition for use in inhibiting an contributing the nitrification of ammonium nitrogen in arable soils and substrates, said composition comprising:

  • a first compound selected from the group consisting of 1H-1,2,4-triazole, substituted 1H-1,2,4-triazole and their salts, and metallic complexes thereof; and

    a second compound selected from the group consisting of 3-methylpyrazole, 1-carbamoyl-3-methylpyrazole, 1-guanyl-3-methylpyrazole their salts and metallic complexes thereof,at a mixing ratio ranging from 25;

    1 to 1;

    25 by mass of the first to the second compound and producing synergistic efficacy in inhibiting and controlling the nitrification of ammonium nitrogen.

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