“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”. 2024. Jurnal Hortikultura Indonesia (JHI) 15 (2): 91-99. https://doi.org/10.29244/jhi.15.2.91-99.