“Comparison of Different Plant Digestion Methods ( Di-Acid & Microwave) for Phosphorus Determination Content of Potato Leaf Using Spectrometry Grown in Erzurum: Pasinler and Oltu District Agricultural Soils ”. International Journal of Innovative Research in Computer Science & Technology 5, no. 6 (November 1, 2017): 407–411. Accessed July 23, 2024. https://acspublisher.com/journals/index.php/ijircst/article/view/13448.