@article {896,
	title = {Studies on the possibilities of the use of Encarsia formoa for white fly, Trialeurodes vaporariorum , control in ornamental crops},
	journal = {Gesunde Pflanzen},
	volume = {43},
	number = {12},
	year = {1991},
	pages = {395-398},
	author = {K{\"o}llner, V. and Wesche, A. and Cr{\"u}ger, G.}
}
