@article {584,
	title = {The natural enemies of the chaff scale, Parlatoria pergandei Comstock, in Israel},
	journal = {Entomophaga},
	volume = {12},
	number = {2},
	year = {1967},
	month = {16-Mar-67},
	pages = {97-109},
	author = {Gerson, U.}
}
@article {585,
	title = {The comparative biologies of two hymenopterous parasites of the chaff scale, Parlatoria pergandei },
	journal = {Entomophaga},
	volume = {13},
	number = {2},
	year = {1968},
	month = {4-Nov-68},
	pages = {163-173},
	author = {Gerson, U.}
}
