@book{47ce75bf327041eebe61ffacd8e3e4a5,
title = "Observations on gall midges of white and red clover",
keywords = "insecten, plantenplagen, trifolium, klavers, culicidae, chironomidae, cecidomyiidae, nematocera, insects, plant pests, trifolium, clovers, culicidae, chironomidae, cecidomyiidae, nematocera",
author = "W. Nijveldt",
note = "Overdr. Neth. J. Plant path., 69(1963) 161-187",
year = "1963",
language = "English",
series = "Mededeling / Instituut voor plantenziektenkundig onderzoek",
number = "no. 324",
}