Cuadrado-García, Leidy, Elvia López-Roa, Carlos Bojacá-Aldana, and Pedro Almanza-Merchan. “Nitrogen Influence in the Production of Tomato (Lycopersicum Esculentum L.) Seeded in Substrate in Sutamarchán (Boyacá)”. Ciencia y Agricultura 11, no. 1 (January 8, 2014): 85-90. Accessed January 28, 2021. https://revistas.uptc.edu.co/index.php/ciencia_agricultura/article/view/3491.