Competition Indices of Forage Sorghum (Sorghum almum) Intercropped with Lablab (Lablab purpureus) in the Northern Guinea Savanna of Nigeria. NJAP [Internet]. 18 août 2025 [cité 30 oct. 2026];52(4):93-109. Disponible sur: https://mail.njap.org.ng/index.php/njap/article/view/9004