Phosphate solubilization of Aureobasidium pullulan F4 and its mechanism. Effects of copper mine tailings on growth and development and physiological function of wheat Effects of copper mine tailings on seed germination and seedling growth of five legumes species Changes of nitrogen components in wastelands of copper mine tailings with the formation of natural plant communities Effects of the inhabitation by Hippochaete ramosissimum on heavy metal speciations and enzyme activities in copper mine tailing soil Effects of bio-crust on soil microbial biomass and enzyme activities in |copper mine tailings. Cyanobacterial diversity in biological soil crusts on wastelands of copper mine tailings Effects of Vetiveria zizanioides L. growth on chemical and biological properties of copper mine tailing wastelands