@book{253309898ab14872a4a73df706793c7b,
title = "Het evenwicht in de natuur",
keywords = "dieren, biocenose, biogeochemie, biologische bestrijding, kolonies, kringlopen, ecosystemen, kuddes (herds), mortaliteit, gewasbescherming, populatiedichtheid, populatie-ecologie, populatiegroei, sociaal gedrag, synecologie, animals, biocoenosis, biogeochemistry, biological control, colonies, cycling, ecosystems, herds, mortality, plant protection, population density, population ecology, population growth, social behaviour, synecology",
author = "{de Wilde}, J.",
year = "1968",
language = "Nederlands",
series = "Heterosiscursus",
number = "1968-1969, les 3",
}