Changes of soil biodiversity in Inner Mongolia steppe after 5 years of N and P fertilizer applications Effects of Different Forest Fire Intensities on Microbial Community Functional Diversity in Forest Soil in Daxing’anling Effects of bio-organic fertilizer on soil enzyme activities and microbial community in kiwifruit orchard. Effects of inoculating azotobacter on soil enzyme activities and bacterial community functional diversity in the rhizosphere of maize (Zea mays L.) Effects of continuous cropping of corn and fertilization on soil microbial community functional diversity Effects of different fertilization and plastic-mulching on functional diversity of soil microbial community