Impact Of Inorganic Nitrogenous Fertilizers And Farmyard Manure Combination On Nitrogen Content By Grain, Straw At Harvest And Protein Content Of Grain In Ppm. Journal of Pharmaceutical Negative Results [Internet]. 2023 Mar. 14 [cited 2026 Jun. 7];:3081-5. Available from: https://www.pnrjournal.com/index.php/home/article/view/9427