Collection and rearing of earthworms [PDF]
, 2009 Earthworm experimentation requires a source of supply. This may come from field-collection, purchase from a supplier, or from breeding of stock. The mode of obtaining the animals may be determined by the type of experimentation, but must not compromise ...
Butt, Kevin Richard
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Zooplankton-fish interactions in the littoral zone of Nyanza Gulf, Lake Victoria [PDF]
, 1999 Samples of zooplankton and fish were collected from six sampling points in Nyanza Gulf, Lake Victoria in Kenya from June to December 1998, using 76 mu m memo-filament mesh size strainer and an 80 mu m mesh size plankton net.
Owili, M.
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On the Oligochaeta from the Blue Lake, Mount Kosciusko [PDF]
, 1907 W. Blaxland Benham
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Pesquisa Agropecuária Brasileira, 2009 The objective of this work was to undertake a qualitative assessment of earthworm diversity in areas under human influence, in a region of Cerrado-Pantanal-Amazon rainforest transition, in the state of Mato Grosso, Brazil.
Marie Luise Carolina Bartz +2 more
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Biological and toxicological investigations of Chicago area navigation projects [PDF]
, 1987 unpublishednot peer ...
Dorkin, John +4 more
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The first combined checklist of earthworms of the Northeastern Mediterranean region (Clitellata: Megadrili) [PDF]
, 2017 The first combined checklist of earthworms of the Balkan Peninsula, Anatolia, the Levant and Cyprus is presented. Out of the 226 taxa, 216 belong to the Holarctic family Lumbricidae. Ten further species are from the families Criodrilidae, Acanthodrilidae,
Szederjesi, Tímea
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Occurrence of 'Antrobathynella stammeri' (Jakobi, 1954) (Crustacea: Syncarida: Bathynellidae) in the hyporheic zones of two English karst rivers [PDF]
, 2008 This paper reports the first records of Antrobathynella stammeri in the British Isles since 1985. Numerous individuals were observed in hyporheic water extracted from the River Skirfare (Yorkshire, UK), whilst, in an independent study, a single confirmed
Dunscombe, MP +2 more
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Spatial variability in the hyporheic zone refugium of temporary streams [PDF]
, 2011 A key ecological role hypothesized for the hyporheic zone is as a refugium that promotes survival of benthic invertebrates during adverse conditions in the surface stream.
Reid, I, Stubbington, R, Wood, PJ
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Ecological studies on some lakes of the Amazon valley
, 1967 Of the three types of lakes studied, clear water, white water, and brown water, the white water lakes are the only ones to have a reasonable autochtonous production of organic matter. Owing probably to the lack of mineral salts, the primary production is
Marlier, G.
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The ecology of chalk-stream invertebrates studied in a recirculating stream [PDF]
, 1984 To study and qualify the factors influencing interactions between various trophic levels in natural hard-water streams, a recirculating artificial stream channel was constructed. This structure has enabled patterns of population change of stream fauna to
Ladle, M., Welton, J.S.
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