RIZAL, M. RESPON PUPUK HAYATI AGRI SIMBA TERHADAP PERTUMBUHAN BIBIT SAWIT (Elaeis Guineensis) DI MAIN NURSERY. J. Ilm. Pertan. 2010, 7 (2), 42-49. https://doi.org/10.31849/jip.v7i2.1323.