Blidariu, Cosmin, and Florin Sala. “The Impact of Organic and Mineral Fertilization on Sugar Content in Grapes”. Review on Agriculture and Rural Development 2, no. 1 (January 1, 2013): 56–61. Accessed July 17, 2024. https://iskolakultura.hu/index.php/rard/article/view/13282.