M Yamin, SN Qadri, THR Side - Perbal: Jurnal Pertanian …, 2024 - e-journal.my.id
Status kesuburan tanah merupakan faktor penting yang menentukan keberhasilan pertumbuhan dan produksi tanaman. Kesuburan tanah menggambarkan kemampuan tanah …
A La Kilo, SA Iladat, H Iyabu - Indonesian Journal of Chemistry and …, 2023 - journal.uny.ac.id
The purpose of this research was to study the levels of nitrogen, phosphorus, and potassium (NPK) contained in organic fertilizer made from a mixture of empty fruit bunch waste from oil …