作者: C. R. Townsend , A. G. Hildrew
DOI: 10.1007/978-94-017-2778-5_31
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摘要: Resource utilisation by all five instars of the net-spinning Plectrocnemia conspersa was studied in a relatively species-poor, iron-rich stream southern England during 1974 and 1975. Comparison diet each instar showed that stonefly chironomid prey were important for all. Microcrustacea formed significant component smaller stages while food terrestrial origin more larger instars.