TEMPORAL DYNAMIC OF ANNUAL EPIDEMIC OF WHEAT POWDERY MILDEW IN HENAN Diversity and Infection of Gasterophilus spp. in Mongol-Xinjiang Region and Qinghai Tibet Region Diversity and Ecology of Arbuscular Mycorrhizal Fungi in Dujiangyan Interaction between AM fungi and Rhizobium and effects of flavonoids on it Ectomycorrhizal infection intensity of subalpine forest ecosystems in western Sichuan, China Amount of potassium application in relation to AM fungus inoculation efficiency Mycorrhizae and Diversity of Microbial Community in Rhizosphere Soils ofRobinia pseudoacacia at Different Ages on the Loess Plateau Mycorrhizal Dependency of Ten Seedling Species for Landscaping and the Inoculation Effects The Growth-promoting Effect of Rhizophagus irregularis CD-1 on Five Tomato Varieties Time-specific infection rate of Beauveria bassiana on Myzus persicae after topical inoculation of conidial suspension Microscopical observation of VAM to several garden lawn plants