LimbonganYusuf La’lang, PurwokoBambang Sapta, Trikoesoemaningtyas, and Hajrial Aswidinnoor. 2010. “Respon Genotipe Padi Sawah Terhadap Pemupukan Nitrogen Di Dataran Tinggi (Response of Rice Genotypes to Nitrogen Fertilizer in Highland)”. Jurnal Agronomi Indonesia (Indonesian Journal of Agronomy) 37 (3). https://doi.org/10.24831/jai.v37i3.1232.