Shilpa, Singh J, Kaur N. Effect of Black Gram Genotypes and Nitrogen Levels on Yield Attributes and Yield of Maize under Maize + Black Gram Intercropping System. hjar [Internet]. 2018 Dec. 31 [cited 2025 Jul. 28];44(1&2):128-31. Available from: http://hjar.org/index.php/hjar/article/view/148358