Effect of the energy content of diets on the development and quality of the fat reserves of larvae and reproduction of adults of the black soldier fly, Hermetia illucens (Diptera: Stratiomyidae)

Hermetia illucens is a sustainable and an increasingly bioeconomical source of nutrients for farm animals. It is still necessary, however, to improve our knowledge of the biological features of this species in order to maximize its use. The aims of this research were to evaluate the effect of the en...

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Autores principales: Bogdan GEORGESCU, Dănuț STRUȚI, Tudor PĂPUC, Vasile CIGHI, Anca BOARU
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Lenguaje:EN
Publicado: Institute of Entomology, Biology Centre, Czech Academy of Science 2021
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Acceso en línea:https://doaj.org/article/91e7edc4cc674962b22655891f5ff076
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spelling oai:doaj.org-article:91e7edc4cc674962b22655891f5ff0762021-11-05T15:23:15ZEffect of the energy content of diets on the development and quality of the fat reserves of larvae and reproduction of adults of the black soldier fly, Hermetia illucens (Diptera: Stratiomyidae)1210-57591802-882910.14411/eje.2021.030https://doaj.org/article/91e7edc4cc674962b22655891f5ff0762021-10-01T00:00:00Zhttps://www.eje.cz/artkey/eje-202101-0030_effect_of_the_energy_content_of_diets_on_the_development_and_quality_of_the_fat_reserves_of_larvae_and_reproduc.phphttps://doaj.org/toc/1210-5759https://doaj.org/toc/1802-8829Hermetia illucens is a sustainable and an increasingly bioeconomical source of nutrients for farm animals. It is still necessary, however, to improve our knowledge of the biological features of this species in order to maximize its use. The aims of this research were to evaluate the effect of the energy level of rearing diets on its body weight and fat-body reserves. The quantity and quality of the fats storred by the non-feeding stages of this insect and its reproductive performances were also studied. A control diet (CD - Gainesville diet) and three diets with progressively greater energy contents (kcal/kg ME) were formulated. The increase was achieved by including different amounts of maize, 40% (ED1), 60% (ED2) and 80% (ED3), in these three diets. Abother diet (ED4) consisted of fruit and vegetable waste. The results indicate that the body weight of larvae, prepupae, pupae and adult flies, as well as fat content of the larvae increased significantly (p ˂ 0.01) with increase in the energy content of the diets. There was a positive Pearson correlation between energy content of diets and body weight of adult flies. The heaviest egg clutches with the highest number of eggs/clutch (p ˂ 0.01) were laid by flies reared on the diets with the highest energy content. The quality of the fat stored by larvae did not influence the weight and number of egg laid.Bogdan GEORGESCUDănuț STRUȚITudor PĂPUCVasile CIGHIAnca BOARUInstitute of Entomology, Biology Centre, Czech Academy of Sciencearticledipterastratiomyidaehermetia illucensrearing dietslarvafat-bodyfatty acidsreproductionegg clutch qualityZoologyQL1-991ENEuropean Journal of Entomology, Vol 118, Iss 1, Pp 297-306 (2021)
institution DOAJ
collection DOAJ
language EN
topic diptera
stratiomyidae
hermetia illucens
rearing diets
larva
fat-body
fatty acids
reproduction
egg clutch quality
Zoology
QL1-991
spellingShingle diptera
stratiomyidae
hermetia illucens
rearing diets
larva
fat-body
fatty acids
reproduction
egg clutch quality
Zoology
QL1-991
Bogdan GEORGESCU
Dănuț STRUȚI
Tudor PĂPUC
Vasile CIGHI
Anca BOARU
Effect of the energy content of diets on the development and quality of the fat reserves of larvae and reproduction of adults of the black soldier fly, Hermetia illucens (Diptera: Stratiomyidae)
description Hermetia illucens is a sustainable and an increasingly bioeconomical source of nutrients for farm animals. It is still necessary, however, to improve our knowledge of the biological features of this species in order to maximize its use. The aims of this research were to evaluate the effect of the energy level of rearing diets on its body weight and fat-body reserves. The quantity and quality of the fats storred by the non-feeding stages of this insect and its reproductive performances were also studied. A control diet (CD - Gainesville diet) and three diets with progressively greater energy contents (kcal/kg ME) were formulated. The increase was achieved by including different amounts of maize, 40% (ED1), 60% (ED2) and 80% (ED3), in these three diets. Abother diet (ED4) consisted of fruit and vegetable waste. The results indicate that the body weight of larvae, prepupae, pupae and adult flies, as well as fat content of the larvae increased significantly (p ˂ 0.01) with increase in the energy content of the diets. There was a positive Pearson correlation between energy content of diets and body weight of adult flies. The heaviest egg clutches with the highest number of eggs/clutch (p ˂ 0.01) were laid by flies reared on the diets with the highest energy content. The quality of the fat stored by larvae did not influence the weight and number of egg laid.
format article
author Bogdan GEORGESCU
Dănuț STRUȚI
Tudor PĂPUC
Vasile CIGHI
Anca BOARU
author_facet Bogdan GEORGESCU
Dănuț STRUȚI
Tudor PĂPUC
Vasile CIGHI
Anca BOARU
author_sort Bogdan GEORGESCU
title Effect of the energy content of diets on the development and quality of the fat reserves of larvae and reproduction of adults of the black soldier fly, Hermetia illucens (Diptera: Stratiomyidae)
title_short Effect of the energy content of diets on the development and quality of the fat reserves of larvae and reproduction of adults of the black soldier fly, Hermetia illucens (Diptera: Stratiomyidae)
title_full Effect of the energy content of diets on the development and quality of the fat reserves of larvae and reproduction of adults of the black soldier fly, Hermetia illucens (Diptera: Stratiomyidae)
title_fullStr Effect of the energy content of diets on the development and quality of the fat reserves of larvae and reproduction of adults of the black soldier fly, Hermetia illucens (Diptera: Stratiomyidae)
title_full_unstemmed Effect of the energy content of diets on the development and quality of the fat reserves of larvae and reproduction of adults of the black soldier fly, Hermetia illucens (Diptera: Stratiomyidae)
title_sort effect of the energy content of diets on the development and quality of the fat reserves of larvae and reproduction of adults of the black soldier fly, hermetia illucens (diptera: stratiomyidae)
publisher Institute of Entomology, Biology Centre, Czech Academy of Science
publishDate 2021
url https://doaj.org/article/91e7edc4cc674962b22655891f5ff076
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