Optimization and Effect of N , P, and K Single Fertilizer Package Rate on Two Years Old Immature Oil Palm (Elaeis guineensis Jacq.). Asian Journal of Applied Sciences, [S. l.], v. 3, n. 3, 2015. Disponível em: https://ajouronline.com/index.php/AJAS/article/view/2670. Acesso em: 14 mar. 2026.