A field experiment was conducted during kharif 2017 to study the “Nitrogen management through different decision support tools in Direct Seeded Rice (Oryza sativa L.) under Tungabhadra Project (TBP) command area of Karnataka” at Agricultural Research Station, Gangavathi. The soil type in the experimental site was medium black soil with soil pH and EC of and respectively. The initial soil available nitrogen, phosphorus and potassium was , and kg ha-1 , respectively which is in the range of low in nitrogen, medium in phosphorous and high in potassium content. | Effect of nitrogen management through decision support tools on nutrient uptake efficiency and economics in direct seeded rice Oryza sativa L. under Tungabhadra Project TBP Command Area of Karnataka India
