@book{fb1fe7201cc54b5e8f5c4d0a5d21e6aa,
title = "Etude comparative des methodes de recensement de l'Acarien rouge Panonychus ulmi Koch",
keywords = "plantenplagen, fruitteelt, trombidiidae, tetranychus urticae, bryobia, plant pests, fruit growing, trombidiidae, tetranychus urticae, bryobia",
author = "G. Mathys and \{van de Vrie\}, M.",
note = "Overdr. Entomophaga, 10(1965)3, 265-271",
year = "1965",
language = "Frans",
series = "Mededeling / Instituut voor plantenziektenkundig onderzoek",
number = "no. 400",
}