Balla Kovács A, Szabó A, Bartáné Szabó E. Studies of the influences of different N fertilizers and Microbion UNC bacterial fertilizer on the nutrient content of soil. Acta agrar. Debr. [Internet]. 2010 Oct. 5 [cited 2024 Apr. 28];(I):134-40. Available from: https://ojs.lib.unideb.hu/actaagrar/article/view/8391