Alemán, Freddy, y Lars Anderssson. «EFFECTS OF PRECEDING CROP AND WEED CONTROL METHOD ON WEEDS AND COMMON BEAN (Phaseoulus Vulgaris L.) YIELD IN A NO-TILLAGE CROPPING SYSTEM». La Calera 4, no. 4 (octubre 11, 2011): 10–17. Accedido junio 29, 2024. https://revistasnicaragua.cnu.edu.ni/index.php/CALERA/article/view/79.