Formulation useful as a nitrification and urease inhibitor and a method of producing the same

摘要

The invention relates to a novel formulation useful as a nitrification and urease inhibitor, said formulation comprising an effective amount of nitrogenous fertilizer, castor oil and oil derived from Artemisia annua, in an amount sufficient to enhance the nitrification activity of the formulation, a method for producing the formulation and method for applying the same to soil.