Hadisaputro, Suyoto, Kusriningrum Rochiman, Mirzawan PDN, Gunawan Sukarso, & Bambang Sugiharto. " The Roles of Nitrogen and Potassium to Phosphoenolpyruvate Carboxylase Activity in the Leaves of Ratoon Crop M 442-51 and PS 60 Sugarcane Varieties." Jurnal ILMU DASAR [Online], 9.1 (2008): 62-71. Web. 22 Nov. 2024