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The Effect of Diet and Light On Larval and Pupal Development of Laboratory-Reared Eristalis Arbustorum (Diptera: Syrphidae)

The Effect of Diet and Light On Larval and Pupal Development of Laboratory-Reared Eristalis... THE EFFECT OF DIET AND LIGHT ON LARVAL AND PUPAL DEVELOPMENT OF LABORATORY-REARED ERISTALIS ARBUSTORUM (DIPTERA: SYRPHIDAE) by M.M. OTTENHEIM and *GJ. HOLLOWAY (Section of Eaolutionary Biology, Institute of Evolutionary and Ecological Sciences, Leiden University, Schelpenkade 14a, 2313 ZT, The Netherlands ABSTRACT A rearing method is described for the filter feeding hoverfly Eristalis arbustorum (L.) based on the use of rabbit droppings. The effects of adding vitamin C and/or yeast to the diet on development, survival and body weight in low and high light intensities were examined. In other studies, the addition of vitamin C has been found to alleviate the effects of light on immature survival. In the present study, no detrimental effects of light were detected on survival or development time, although immature development was slightly faster under bright conditions. Vitamin C had no effect on any of the variables measured. The addition of yeast to the diet did not affect survival, but significantly shortened development time and increased adult body weight. The adult flies from the yeast treatments were the same size as wild caught flies. A crowding effect on develop- ment time and body weight completely disappeared in treatments containing a lot of yeast, http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Netherlands Journal of Zoology (in 2003 continued as Animal Biology) Brill

The Effect of Diet and Light On Larval and Pupal Development of Laboratory-Reared Eristalis Arbustorum (Diptera: Syrphidae)

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Publisher
Brill
Copyright
© 1994 Koninklijke Brill NV, Leiden, The Netherlands
ISSN
0028-2960
eISSN
1568-542X
DOI
10.1163/156854295X00320
Publisher site
See Article on Publisher Site

Abstract

THE EFFECT OF DIET AND LIGHT ON LARVAL AND PUPAL DEVELOPMENT OF LABORATORY-REARED ERISTALIS ARBUSTORUM (DIPTERA: SYRPHIDAE) by M.M. OTTENHEIM and *GJ. HOLLOWAY (Section of Eaolutionary Biology, Institute of Evolutionary and Ecological Sciences, Leiden University, Schelpenkade 14a, 2313 ZT, The Netherlands ABSTRACT A rearing method is described for the filter feeding hoverfly Eristalis arbustorum (L.) based on the use of rabbit droppings. The effects of adding vitamin C and/or yeast to the diet on development, survival and body weight in low and high light intensities were examined. In other studies, the addition of vitamin C has been found to alleviate the effects of light on immature survival. In the present study, no detrimental effects of light were detected on survival or development time, although immature development was slightly faster under bright conditions. Vitamin C had no effect on any of the variables measured. The addition of yeast to the diet did not affect survival, but significantly shortened development time and increased adult body weight. The adult flies from the yeast treatments were the same size as wild caught flies. A crowding effect on develop- ment time and body weight completely disappeared in treatments containing a lot of yeast,

Journal

Netherlands Journal of Zoology (in 2003 continued as Animal Biology) – Brill

Published: Jan 1, 1994

Keywords: body weight; Eristalis arbustorum; yeast; light intensity; Syrphidae; vitamin C; rearing; development

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