Growth performance and carcass characteristics of broiler chicken fed on black soldier fly larvae meal: a product of fecal sludge waste management

James Kirimi, Joy N. Riungu, Domenic Kiogora, Eunice N. Marete, Dorothy Kagendo, Prasanta Dey, Valary Oyooa

Research output: Contribution to journalArticlepeer-review

Abstract

Rearing black soldier fly is an efficient way to dispose of organic waste by converting them into protein-rich feed to substitute animal- and plant-based sources in animal feeds. The objective of this study was to determine the optimal inclusion level of black soldier fly larvae meal (BSFLM) as a substitute for soybean meal (SBM) in broiler diets and evaluate the impact on growth and carcass characteristics. Five isonitrogenous diets (D) (20% crude protein, CP) and isocaloric (3,200 Kcal/kg) were formulated such that BSFLM substituted SBM at 0% (control, D1), 25% (D2), 50% (D3), 75% (D4), and 100% (D5) on a protein basis. A total of 270 broilers (Cobb 500) were randomly assigned to the five treatments in triplicates per diet. BSFLM displayed higher fat content (44.84 ± 0.08). Average daily feed intake (ADFI) decreased with an increase in BSFLM in the diets (p = 0.004). However, overall weight (OW) was high (1,296.97 ± 46.19) on 100% substitution of SBM with BSFLM (D5). Breast fat content averaged 6.06 ± 0.97 for D1 and 15.30 ± 0.5 for D5. This study has demonstrated that BSFLM can partially or wholly replace conventional SBM in the diet of broiler chicken.
Original languageEnglish
Pages (from-to)635-644
JournalJournal of Water, Sanitation and Hygiene for Development
Volume13
Issue number9
Early online date19 Aug 2023
DOIs
Publication statusPublished - 1 Sept 2023

Bibliographical note

Copyright © 2023 The Authors.This is an Open Access article distributed under the terms of the Creative Commons Attribution Licence (CC BY-NC-ND 4.0), which permits copying and redistribution for non-commercial purposes with no derivatives, provided the original work is properly cited (https://creativecommons.org/licenses/by-nc-nd/4.0/).

Funding Information:
This work was part of the project ‘Towards Circular Economy-Based Sanitation Provision: An entry point to Cleaner, Healthier Cities’ funded through GCRF Block Grant funding 2020/2021.

Keywords

  • black soldier fly
  • broiler chicken
  • fecal sludge
  • growth performance
  • waste management

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