Pengaruh Limbah Sawit dan NPK terhadap Hasil Pakcoy (Brassica rapa subsp chinensis) menggunakan Media Tanah Berpasir: The Effect of Palm Oil Waste and NPK on Pakcoy (Brassica rapa subsp chinensis) Results Using Sandy Soil Media. Jurnal Hortikultura Indonesia (JHI), [S. l.], v. 15, n. 2, p. 91–99, 2024. DOI: 10.29244/jhi.15.2.91-99. Disponível em: https://journal.ipb.ac.id/jhi/article/view/54821. Acesso em: 30 dec. 2025.