An Analysis of Plankton Samples of the Lake Bangweulu Area

Flora of New Zealand, Vol. V: Grasses

Edgar, E.; Connor, H.E.

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Skellig: Island Outpost of Europe

Lavelle, D.

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Flora of New Zealand, Vol.I-III

Allan, H.H.; Moore, L.B.; Edgar, E.; Healy, A.J.

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Contribution a l'étude de l'appareil circulatoire des crustacés édriophthalmes

Delage, Y.

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Süßwassermilben (Hydrachnellae, Acari) aus Südamerika

Viets, K.

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Algologische Studien

Komárek, J.; Ettl, H.

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Ponds, Pools and Puddles (New Naturalist 148)

Biggs, J.; Williams, P.

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Guide to chalk rivers of England (Identification Chart)

Bell, C.; Shields, C. (Illus)

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River Ecology: Science and Management for a Changing World

Mallin, M.A.

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Ponds and small lakes: Microorganisms and freshwater ecology (Naturalists'

Moss, B.

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Contribution a la biologie du Lac de Saint-Blaise

Thiebaud, M.

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Abwasserfrage der Växjöseen in hydrobiologischer Beleuchtung: Grundzüge in der

Thunmark, S.

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