Chhetri B, Sinha AC. Competitive Indices and Production of Maize (Zea mays L.) and Cowpea (Vigna unguiculata) Intercropping System as Influence by Nutrient Management Practices. IJBSM [Internet]. 2019 May 13 [cited 2026 Jul. 18];10(Apr, 2):203-14. Available from: https://ojs.pphouse.org/index.php/IJBSM/article/view/3815