PARVEEN KUMAR, S.P. TREHAN, B.P. SINGH, S. RAWAL, and M.A. KHAN. 2001. “Precising Nitrogen Requirement of Table Potato (Solanum Tuberosum) Cultivars for Different Growth Periods”. Indian Journal of Agronomy 53 (4): 314-17. https://doi.org/10.59797/ija.v53i4.4868.