The Effect of Coating Materials in a Slow-Release Urea-Organic Fertilizer Formula on Changes in Soil Chemical Properties and Nitrogen Availability: Pengaruh Bahan Pembungkus Formula Pupuk Lepas Lambat Urea-Organik Terhadap Perubahan Sifat Kimia Tanah dan Ketersediaan Hara Nitrogen . (2025). Nabatia, 13(2), 116-125. https://doi.org/10.21070/nabatia.v5i2.1677