“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 15, no. 2 (August 12, 2024): 91–99. Accessed March 19, 2026. https://journal.ipb.ac.id/jhi/article/view/54821.