@book{aa47bb89f9ed44e39d1c76935d16edb3,
title = "Relaties tussen waterpeil, grondgebruik en weidevogelstand",
keywords = "vogels, ecologie, graslanden, gewoonten, nederland, ?, friesland, animal behaviour, birds, ecology, grasslands, habits, netherlands, friesland",
author = "A.J. Beintema and {van den Bergh}, L.M.J.",
note = "Dl. 1: Onderzoek 1975 Dl. 2: Onderzoek 1976 Dl. 3: Onderzoek 1977 en 1978.",
year = "1976",
language = "Nederlands",
series = "RIN-rapport",
publisher = "RIN",
number = "no. 79/14",
address = "Netherlands",
}