“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)”. 2025. Nabatia 13 (2): 137-48. https://doi.org/10.21070/nabatia.v13i2.1667.