@inbook {2909,
	title = {The role of mycorrhizal symbiosis in the nutrition of tropical plants},
	booktitle = {Tropical Mycorrhiza Research},
	year = {1980},
	month = {1980///},
	pages = {191 - 202},
	publisher = {Clarendon Press},
	organization = {Clarendon Press},
	address = {Oxford},
	author = {Black, R.},
	editor = {Mikola, P.}
}
