Some good fungi resources according to Mother Earth News (Aug/Sept 2010 issue): Work by author paul stamets For help with shitake cultivation: "Growing shitake mushrooms in a continental climate" by Joe Kozak and Mary Ellen Krawczyk "Shitake growers handbook" by Paul Pryzbylowicz and John Donaghue. For help with identification: "North American Mushrooms: A field guide to edible and inedible fungi" by Dr. Orson K Miller Jr and Hope H Miller.
Also, you can join a local mycological society, and find a local mentor
posted 4 years ago
for links to some of these resources, see this thread on mushroom cultivation: