@book{57982,
	author = {"Rees,A.R.,Cockshull, K.E., et al..."},
	title = {"International Symposium on Crop Processes in controlled environments, Glasshouse crops Research Institute, Littehmapton, Shsse, England, 1971."},
	publisher = {Academic Press},
	year = {London},
	address = {1972}
}