Saijo, Fahruddin Arfianto, and Khodir Abdul Maliki. 2024. “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) 15 (2), 91-99. https://doi.org/10.29244/jhi.15.2.91-99.