@book{5191,
	author = {Hurd, R. G. and Association of Applied Biologists.},
	title = {Opportunities for increasing crop yields /},
	publisher = {Pitman,},
	year = {c1980.},
	address = {Boston :},
	note = {Selected papers from the 75th anniversary meeting titled "Advances in Crop Production and Crop Protection" of the Association of Applied Biologists held at University of Reading Sept. 17-21, 1979.}
}