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	Provedor de dados 16 (1) Autor Nieukerken, E.J. van (1) Tol, J. van (1) Palavra-chave 42.92 (1) De Groote Peel (1) Inventarisatie (1) Limburg (1) Macrofauna (1) Noordbrabant (1) Vervuiling (1) Waterkevers (1) Waterwantsen (1) Mais... Tipo do documento Article / Letter to the editor (1) Ano 1972 (1) País Netherlands (1)		Ordenar por:  Relevância Autor Título Ano Registros recuperados: 1 Primeira ... 1 ... Última Macrofauna van de wateren in "De Grrote Peel" : een voorjaarsbeeld 16 Nieukerken, E.J. van; Tol, J. van. The waters of the State Reserve "De Groote Peel", situated on the border of the provinces of North-Brabant and Limburg in the Netherlands, were investigated during Easter 1971 (8-11th of April). The reserve is a former peat-moor, where peat was cut until the first half of this century. Now vast areas of Molinia caerulea with wild shoots of Salix aurita and Betula pubescens are found. Special attention was paid to waterbugs (Heteroptera aquatica and semi-aquatica) and waterbeetles (Coleoptera aquatica). The species present indicate slightly polluted oligotrophic water. The pollution is probably caused by three factors: the inflow of eutrophic water, the breeding of Blackheaded Gulls (Larus ridibundus) and the tourists. Table 1 gives a list of the... Tipo: Article / Letter to the editor Palavras-chave: De Groote Peel; Noordbrabant; Limburg; Macrofauna; Inventarisatie; Vervuiling; Waterwantsen; Waterkevers; 42.92. Ano: 1972 URL: http://www.repository.naturalis.nl/record/303572 Registros recuperados: 1 Primeira ... 1 ... Última

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