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. J Hort Indonesia [Internet]. 2024 Aug. 12 [cited 2025 Dec. 28];15(2):91-9. Available from: https://journal.ipb.ac.id/jhi/article/view/54821