SASTROUTOMO, SOET1KNO S, ABDUL SHUKOR JURAIMI, JUGAH KADIR, SUHAIMI NAPIS, and ARIFIN TASRIF. “MORPHOLOGICAL VARIATION OF THE ECOTYPES OF Echinochloa Crus-Galli Var Crus-Galli (L). Beauv (Barnyard Grass: Poaceae) IN MALAYSIA and INDONESIA”. BIOTROPIA, no. 22 (November 17, 2011). Accessed July 16, 2024. https://journal.biotrop.org/index.php/biotropia/article/view/206.