ERVAYENRI E. DAMPAK PENCEMARAN MINYAK BUMI TERHADAP TANAMAN KELAPA SAWIT (Elais guineensis). J. Ilm. Pertan. [Internet]. 2007Aug.1 [cited 2024May16];4(1):19-5. Available from: https://journal.unilak.ac.id/index.php/jip/article/view/1330