“The Effect Of PGPR Biostimulant Concentration and Phosphorus Dosage on the Growth and Yield of Black Soybean (Glycine Max (L.) Merril): Pengaruh Konsentrasi Biostimulan PGPR Dan Dosis Fosfor Terhadap Pertumbuhan Dan Hasil Tanaman Kedelai Hitam (Glycine Max (L.) Merril)”. Nabatia 13, no. 2 (December 19, 2025): 137–148. Accessed November 5, 2026. https://nabatia.umsida.ac.id/index.php/nabatia/article/view/1667.