IS ONE CONSTANTINE PUTRA SIMARMATA (2026) ‘Efektivitas beberapa jenis herbisida sistemik terhadap pengendalian gulma Rija-rija (Scleria sumatrensis) di kebun kelapa sawit (Elaeis guineensis jacq) PT. Fap Agri tbk’, . oai:ais:library-item:32837