They estimated the community grazing ratesof zooplankton in the laboratory by usingdata concerning the natural communitygrazing rates of zooplankton.
They estimated the natural communitygrazing rates of zooplankton by usingdata concerning the known populationdensity of phytoplankton.
They estimated the natural communitygrazing rates of zooplankton by usinglaboratory data concerning the grazingrates of individual zooplankton species.
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