@book{996102d5f65843b09fff3d61300b02e1,
title = "influence of predatory mites on the population development of Panonychus ulmi Koch on apple; effect of some pesticides on the predatory bugs Anthocoris nemorum L. and Orius spec. and on the woolly aphid parasite Aphelinus Mali Hald",
keywords = "trombidiidae, tetranychus urticae, bryobia, plantenplagen, biologische bestrijding, ongewervelde dieren, nuttige organismen, fruitteelt, appels, malus, mesostigmata, dermanyssidae, phytoseiidae, gewasbescherming, insecticiden, acariciden, mollusciciden, pesticiden, nadelige gevolgen, onbedoelde effecten, niet-doelorganismen, trombidiidae, tetranychus urticae, bryobia, plant pests, biological control, invertebrates, beneficial organisms, fruit growing, apples, malus, mesostigmata, dermanyssidae, phytoseiidae, plant protection, insecticides, acaricides, molluscicides, pesticides, adverse effects, nontarget effects, nontarget organisms",
author = "\{van de Vrie\}, M. and D. Kropczynska",
note = "Overdr.: Enthomophaga. Memoire h.s., no. 3, 77-84 en 95-101",
year = "1967",
language = "English",
series = "Mededelingen / Instituut voor plantenziektenkundig onderzoek",
number = "no. 431-432",
}