Situmeang AS. PENGGUNAAN BERBAGAI PLASMA NUTFAH KELAPA SAWIT KOLEKSI PPKS RIAU TERHADAP POPULASI SERANGGA PENYERBUK KELAPA SAWIT. Petrop [Internet]. 2017Aug.1 [cited 2025Aug.5];4(2):114-21. Available from: https://idjpcr.usu.ac.id/jpt/article/view/3077