Response of ectomycorrhizal fungi from different environments to aluminum stress Influence of manganese on growth, nutrient uptake, and organic acid efflux by ectomycorrhizal fungi and manganese distribution in hyphae Mycorrhizal fungi in urban environments: diversity, mechanism, and application STUDY OF NEGATIVE ASSOCIATIONS AMONG VAAND ECTOMYCORRHIZAE OF POPULUS TOMENTOSA APPLICATION OF COMMERCIAL ECTOMYCORRHIZAL INOCULA ON CONTAINER-GROWN CHINESE PINE SEEDLINGS USED FOR AFFORESTATION IN CHINESE LOESS PLATEAU RESEARCH ON TYPES AND ECOLOGICAL CHARACTERISTICS OF ECTOMYCORRHIZA OF POPULUS TOMENTOSA A STUDY OF APPLICATION OF DIFFERENT INOCULA OF PISOLITHUS TINCTORIUS TO SOME CHINESE TREE SPECIES DISTRIBUTION OF ECTOMYCORRHIZAL FUNGI UNDER SEVERAL CHIEF FOREST TYPES IN ALPINE CONIFEROU REGION OF NORTHWESTERN YUNNAN Morphological Type and Molecular Identification of Ectomycorrhizae on Betula platyphylla in Inner Mongolia Area