@article {47703,
	title = {Carbon and nitrogen storage in density fractions of soils from a chronosequence of hybrid poplar stands. Proceedings 44th Annual Alberta Soil Science Workshop, February 20-22, 2007, Calgary},
	year = {2007},
	institution = {Canadian Forest Service, Northern Forestry Research},
	url = {http://www.soilsworkshop.ab.ca/2007/ProceedingVolume2007.pdf},
	author = {Teklay, Tesfay and Chang, Scott and Grant, Robert}
}
