Portuguez, Mary, Rodríguez RuizAna, Porras MartínezCarolina, and González LutzMaría. “Effect of Temperature and Scarification over the Germination of Ischaemum Rugosum Salisb.”. Agronomía Mesoamericana 31, no. 2 (May 1, 2020): 491-498. Accessed August 14, 2020. https://revistas.ucr.ac.cr/index.php/agromeso/article/view/38417.