@book{28675,
	author = {Mannetje, L. 't},
	title = {Field and laboratory methods for grassland and animal production research /},
	publisher = {CABI Pub.,},
	year = {c2000.},
	address = {New York :},
	note = {Replaces Measurement of grassland vegetation and animal production. 1978.},
	url = {http://www.loc.gov/catdir/enhancements/fy0610/00037816-d.html}
}