Morphometric Characteristic of Black Soldier Fly (<i>Hermetia illucens</i>) · Wuhan Strain and Its Egg Production Improved by Selectively Inbreeding

The use of black soldier fly (BSF) larvae to recycle various organic materials while producing biomass for use as feed is well established. Variety selection is important from the perspective of application. In the current study, morphometric and life-history traits of a Wuhan-domesticated BSF colon...

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Main Authors: Minmin Cai, Li Li, Zhengzheng Zhao, Ke Zhang, Fang Li, Chan Yu, Rongfang Yuan, Beihai Zhou, Zhuqing Ren, Ziniu Yu, Jibin Zhang
Format: Article
Language:English
Published: MDPI AG 2022-06-01
Series:Life
Subjects:
Online Access:https://www.mdpi.com/2075-1729/12/6/873
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author Minmin Cai
Li Li
Zhengzheng Zhao
Ke Zhang
Fang Li
Chan Yu
Rongfang Yuan
Beihai Zhou
Zhuqing Ren
Ziniu Yu
Jibin Zhang
author_facet Minmin Cai
Li Li
Zhengzheng Zhao
Ke Zhang
Fang Li
Chan Yu
Rongfang Yuan
Beihai Zhou
Zhuqing Ren
Ziniu Yu
Jibin Zhang
author_sort Minmin Cai
collection DOAJ
description The use of black soldier fly (BSF) larvae to recycle various organic materials while producing biomass for use as feed is well established. Variety selection is important from the perspective of application. In the current study, morphometric and life-history traits of a Wuhan-domesticated BSF colony (Wuhan strain) were compared to those of a ‘selectively inbred’ population (inbred strain, inbred for 10 generations). In terms of morphological characteristics, the results showed that both strains had dichoptic compound eyes, club-shaped antennae, blue halters, and blue-green metallic luster wings with a hexagon discal cell. In both strains, the body and wing length of female adults were slightly larger than those of male adults. The first four larval stages of the BSF occurred rapidly (1–12 days) with transitions across stages resulting in doubling of size for both populations. Selective inbreeding did not alter the life-history traits of the larval exuviate stage in terms of age, size, weight, and feed reduction rate. Overall egg production for the inbred strain was significantly higher (1.5 times greater) than the Wuhan strain. This is explained by increased adult emergence and individual oviposition performance. It was speculated that inbreeding improved the reproductive success of inbred adult female offspring and selection process steadied it. The findings indicate that selective inbreeding could enhance overall oviposition performance and provide a strategy to selectively breed BSF with high egg production for future applications.
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spelling doaj.art-9cf1d135a34d4c72992666ea20b16c7a2023-11-23T17:36:55ZengMDPI AGLife2075-17292022-06-0112687310.3390/life12060873Morphometric Characteristic of Black Soldier Fly (<i>Hermetia illucens</i>) · Wuhan Strain and Its Egg Production Improved by Selectively InbreedingMinmin Cai0Li Li1Zhengzheng Zhao2Ke Zhang3Fang Li4Chan Yu5Rongfang Yuan6Beihai Zhou7Zhuqing Ren8Ziniu Yu9Jibin Zhang10State Key Laboratory of Agricultural Microbiology, National Engineering Research Centre of Microbial Pesticides, College of Life Science and Technology, College of Animal Science & Technology, Huazhong Agricultural University, Wuhan 430070, ChinaState Key Laboratory of Agricultural Microbiology, National Engineering Research Centre of Microbial Pesticides, College of Life Science and Technology, College of Animal Science & Technology, Huazhong Agricultural University, Wuhan 430070, ChinaState Key Laboratory of Agricultural Microbiology, National Engineering Research Centre of Microbial Pesticides, College of Life Science and Technology, College of Animal Science & Technology, Huazhong Agricultural University, Wuhan 430070, ChinaState Key Laboratory of Agricultural Microbiology, National Engineering Research Centre of Microbial Pesticides, College of Life Science and Technology, College of Animal Science & Technology, Huazhong Agricultural University, Wuhan 430070, ChinaState Key Laboratory of Agricultural Microbiology, National Engineering Research Centre of Microbial Pesticides, College of Life Science and Technology, College of Animal Science & Technology, Huazhong Agricultural University, Wuhan 430070, ChinaState Key Laboratory of Biocatalysis and Enzyme Engineering, School of Life Sciences, Hubei University, Wuhan 430062, ChinaBeijing Key Laboratory of Resource-Oriented Treatment of Industrial Pollutants, Department of Environmental Science and Engineering, University of Science and Technology Beijing, Beijing 100083, ChinaBeijing Key Laboratory of Resource-Oriented Treatment of Industrial Pollutants, Department of Environmental Science and Engineering, University of Science and Technology Beijing, Beijing 100083, ChinaState Key Laboratory of Agricultural Microbiology, National Engineering Research Centre of Microbial Pesticides, College of Life Science and Technology, College of Animal Science & Technology, Huazhong Agricultural University, Wuhan 430070, ChinaState Key Laboratory of Agricultural Microbiology, National Engineering Research Centre of Microbial Pesticides, College of Life Science and Technology, College of Animal Science & Technology, Huazhong Agricultural University, Wuhan 430070, ChinaState Key Laboratory of Agricultural Microbiology, National Engineering Research Centre of Microbial Pesticides, College of Life Science and Technology, College of Animal Science & Technology, Huazhong Agricultural University, Wuhan 430070, ChinaThe use of black soldier fly (BSF) larvae to recycle various organic materials while producing biomass for use as feed is well established. Variety selection is important from the perspective of application. In the current study, morphometric and life-history traits of a Wuhan-domesticated BSF colony (Wuhan strain) were compared to those of a ‘selectively inbred’ population (inbred strain, inbred for 10 generations). In terms of morphological characteristics, the results showed that both strains had dichoptic compound eyes, club-shaped antennae, blue halters, and blue-green metallic luster wings with a hexagon discal cell. In both strains, the body and wing length of female adults were slightly larger than those of male adults. The first four larval stages of the BSF occurred rapidly (1–12 days) with transitions across stages resulting in doubling of size for both populations. Selective inbreeding did not alter the life-history traits of the larval exuviate stage in terms of age, size, weight, and feed reduction rate. Overall egg production for the inbred strain was significantly higher (1.5 times greater) than the Wuhan strain. This is explained by increased adult emergence and individual oviposition performance. It was speculated that inbreeding improved the reproductive success of inbred adult female offspring and selection process steadied it. The findings indicate that selective inbreeding could enhance overall oviposition performance and provide a strategy to selectively breed BSF with high egg production for future applications.https://www.mdpi.com/2075-1729/12/6/873black soldier flyegg productionmorphometric characteristicselective inbreedinglife-history
spellingShingle Minmin Cai
Li Li
Zhengzheng Zhao
Ke Zhang
Fang Li
Chan Yu
Rongfang Yuan
Beihai Zhou
Zhuqing Ren
Ziniu Yu
Jibin Zhang
Morphometric Characteristic of Black Soldier Fly (<i>Hermetia illucens</i>) · Wuhan Strain and Its Egg Production Improved by Selectively Inbreeding
Life
black soldier fly
egg production
morphometric characteristic
selective inbreeding
life-history
title Morphometric Characteristic of Black Soldier Fly (<i>Hermetia illucens</i>) · Wuhan Strain and Its Egg Production Improved by Selectively Inbreeding
title_full Morphometric Characteristic of Black Soldier Fly (<i>Hermetia illucens</i>) · Wuhan Strain and Its Egg Production Improved by Selectively Inbreeding
title_fullStr Morphometric Characteristic of Black Soldier Fly (<i>Hermetia illucens</i>) · Wuhan Strain and Its Egg Production Improved by Selectively Inbreeding
title_full_unstemmed Morphometric Characteristic of Black Soldier Fly (<i>Hermetia illucens</i>) · Wuhan Strain and Its Egg Production Improved by Selectively Inbreeding
title_short Morphometric Characteristic of Black Soldier Fly (<i>Hermetia illucens</i>) · Wuhan Strain and Its Egg Production Improved by Selectively Inbreeding
title_sort morphometric characteristic of black soldier fly i hermetia illucens i · wuhan strain and its egg production improved by selectively inbreeding
topic black soldier fly
egg production
morphometric characteristic
selective inbreeding
life-history
url https://www.mdpi.com/2075-1729/12/6/873
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