Dušan Šrank. BIOCHAR AND ITS COMBINATION TOGETHER WITH MINERAL AND ORGANIC FERTILIZATION: EFFECTS ON SOIL PROPERTIES AND CROP YIELDS. SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 19th International Multidisciplinary Scientific GeoConference SGEM2019, Water Resources. Forest, Marine and Ocean Ecosystems, 2019, pp. 41-48. https://doi.org/10.5593/sgem2019/3.2/s13.006