Guntoro, D., Chozin, M. A., Santosa, E., Tjitrosemito, S., & Burhan, A. H. (2010). Kompetisi antara Ekotipe Echinochloa crus-galli pada Beberapa Tingkat Populasi dengan Padi Sawah (Competition of Echinochloa crus-galli Ecotypes at Several Populations Against Lowland Rice). Jurnal Agronomi Indonesia (Indonesian Journal of Agronomy), 37(3). https://doi.org/10.24831/jai.v37i3.1236