What has the author Louis A Helfrich written?

Anonymous

∙ 11y ago

Updated: 8/21/2019

Louis A. Helfrich has written:

'Effects of predation by fathead minnows, Pimephales promelas, on planktonic communities in small, eutrophic ponds' -- subject(s): Ecology, Predation (Biology), Plankton, Fathead minnow, Pond ecology, Plankton populations

Wiki User

∙ 11y ago

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