Cangi, Rustem, Ceyhan Tarakcioglu, and Harun Yasar. “Effect of Humic Acid Applications on Yield, FruitCharacteristics and Nutrient Uptake in Ercis Grape (V. Vinifera L.) Cultivar”. Asian Journal of Chemistry 18, no. 2 (March 30, 2010): 1493–1499. Accessed November 29, 2024. https://asianpubs.org/index.php/ajchem/article/view/21191.