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Research conducted on sterile dumps resulting from surface mining of lignite, have shown that in the waste dump restoration process, the main issues are raised by the non-uniformity of texture, extreme textures, lack of structure, low content of organic matter, the deficiency in macro (NPK) and micro (Cu, Zn, Fe, Mn) nutrients and low biological activity. Most experiments with fertilizers revealed that the maximum yield was achieved in variants fertilized with high doses of organic fertilizers, in addition with mi...