@article {KNZ00233, title = {Suppression of mycorrhizal fungus spore germination in nonsterile soil: relationship to mycorrhizal growth response in big bluestem}, journal = {Mycologia}, volume = {81}, year = {1989}, pages = {382 -390}, keywords = {LTER-KNZ}, doi = {10.2307/3760076}, author = {Hetrick, B.A.D. and G.T. Wilson} }