@book{29448,
	author = {International Society of Soil Science. Commission I, Soil Physics. and Emerson, W. W. },
	title = {Modification of soil stucture /},
	publisher = {Wiley,},
	year = {c1978.},
	address = {New york :},
	note = {(based on papers from a special meeting of the Commission I(soil physics) - International Soil Science Society, Adelaide, Aug. 23-27, 1976)}
}