@book{54119,
	author = {Prebble, R. E. and Commonwealth Scientific and Industrial Research Organization. Division of Soils.},
	title = {Effect of cultivation on aggregate stability micro-aggregation and organic carbon of vertisols},
	publisher = {CSIRO. Division of Soils,},
	year = {1987},
	series = {Divisional report},
	address = {Melbourne :}
}