@article {43489,
	title = {Soil phosphorus limits for agricultural land in Alberta},
	year = {2001},
	pages = {52},
	institution = {Alberta Soil Phosphorus Limits Project},
	address = {Lethbridge, AB},
	author = {Olson, B. and M. and Martin, T. and Wright, R. and Anderson, A.-M. and Howard, A. E. and Sevderus, A.}
}
