Indriani T, Bertham YH, Hasanudin H, Prasetyo P, Simanihuruk BW. Effect of Humic Acid on Nutrient Availability and Yield of Upland Rice Inoculated with Biofertilizers in the Coastal Area. TERRA [Internet]. 2022 Jun. 30 [cited 2024 May 5];5(1):15-20. Available from: https://ejournal.unib.ac.id/terrajournal/article/view/21271