@book{4472,
	author = {Ruhland, W.},
	title = {Handbuch der Pflanzenphysiologie / Encyclopedia of plant physiology },
	publisher = {Springer-Verlag,},
	year = {1955-},
	address = {Berlin :},
	note = {Contributions in German or English; added t. p.: Encyclopedia of plant physiology.}
}