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Folsom浮游生物分樣器：將一定體積的樣品分成合適的量。一次操作可以將樣品分為兩等分，重復(fù)操作，可將樣品分成任意所需要的量?？刹鹦秷A柱桶，直徑23cm，高39.4cm，容積0.5L；2個(gè)可拆卸的透明樣品收集槽；4個(gè)可調(diào)節(jié)支撐腳，水平氣泡指示器。

文獻(xiàn)：

1：Effects of disturbance frequency， intensity， and area on assemblages of stream macroinvertebratesOecologiaAugust 2000， Volume 124， Issue 2， pp 270–279

2：Caddisfly diapause aggregations facilitate benthic invertebrate colonization

3：Biomass–density relationships and self-thinning of blue mussels (Mytilus spp.) reared on self-regulated longlinesAquacultureVolume 308， Issues 1–2， 5 October 2010， Pages 34-43

4： Invasion and production of New Zealand mud snails in the Colorado River， Glen CanyonBiological InvasionsSeptember 2010， Volume 12， Issue 9， pp 3033–3043

6：The differing crustacean zooplankton communities of Canadian Shield lakes with and without the nonindigenous zooplanktivore Bythotrephes longimanusCanadian Journal of Fisheries and Aquatic Sciences， 2003， 60(11): 1307-1313