Pető, Judit, Attila Hüvely, Endre Pölös, and Imre Cserni. “Leaf Macronutrient Composition of Grapes in South Plain Hungarian Vineyards”. Review on Agriculture and Rural Development 3, no. 1 (January 1, 2014): 251–255. Accessed December 20, 2024. https://iskolakultura.hu/index.php/rard/article/view/13431.