Emmanuel, I.O. i Ahmed, K.B. (2018) „Weed Infestation and Productivity of Maize/Soybean Inter crop As Influenced by Cropping Pattern in the Southern Guinea Savanna of Nigeria“, Journal of Agricultural Sciences (Belgrade), 63(1). Dostupno na: https://asistent.ceon.rs/index.php/jas/article/view/15656 (Pristupljeno: 12 Juli 2026).