Shostak, A.W. & T.A. Dick. (1986). Effect of food intake by Cyclops bicuspidatus thomasi (Copepoda) on growth of procercoids of Triaenophorus crassus (Pseudophyllidae) and on host fecundity. American Midland Naturalist. 115(2):225-233.

113815

10.2307/2425960 [view]

Shostak, A.W. & T.A. Dick

1986

115(2):225-233.

Publication

Available for editors   [request]

Host fecundityand parasitegrowthand developmentwereassessedin female Cyclopsbicuspidatusthomasiexperimentally infectedwith proceroids of Triaenophoruscrassus.Copepods weregivendaily rations of Parameciumcaudatum,from zero perday to ad lib. Host fecundityand proceroidgrowth weresignificantlyreduced at lowerratesofhostfeeding,but no directeffectsof parasitepresenceon hostfecundityweredetected.Proceroidgrowthwas nutrient-limited but someproceroidgrowth occurredin copepods with no foodintake.More proceroids weredifferentiatedwithin 10 days in hostsfed fouror more Parameciumper day than in hostsfed fewer.The resultsindicatethata knowledgeofhostfoodintakeis requiredforevaluationof the effectsoflarvalcestodeson theircrustaceanintermediate hosts.

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