@book{37502,
	author = {Parr, J. F. and Elliot, L. F. and Soil Science Society of America. Madison, Wis.},
	title = {Water potential relations in soil microbiology},
	publisher = {Soil Science Society of America,},
	year = {1981},
	series = {SSSA. Special publication},
	address = {Madison, Wis. :}
}