Sonya Erlandson recently published a chapter of her thesis in FEMS Microbiology Ecology titled,

Soil moisture and chemistry influence diversity of ectomycorrhizal fungal communities associating with willow along an hydrologic gradient

Her publication explores the influences of the soil environment and willow host species on ectomycorrhizal fungal communities at Cedar Creek in MN.

Find it at: http://m.femsec.oxfordjournals.org//content/early/2015/11/29/femsec.fiv148