@article {Robertson1995_420,
	title = {The Spatial Distribution of Nematode Trophic Groups across a Cultivated Ecosystem},
	journal = {Ecology},
	volume = {76},
	number = {5},
	year = {1995},
	pages = {1425{\textendash}1432},
	author = {Robertson, G. P. and Freckman, D.W.}
}
