Abstract

Background and Aim:The potential solution is to use agro-industrial by-products as an unconventional source of raw materials for broiler feed. This study aims to determine the effects of substituting prickly pear (FB; Opuntia ficus-indica) husks for corn and FB seed cake for soybean meal on the production performance, slaughter characteristics, and chemical composition of broiler meat.Materials and Methods:Two hundred day-old chicks of equal sex ratio (1:1) of Big Fast strain, weighing on average 37±2g, were randomly divided into four homogeneous groups of 50 subjects each. Each group was subdivided into 10 packs of five animals, which were banded and numbered. Rations with substitution rates of 0%, 10%, 20%, and 30% of corn and soybean meal by dehydrated husks and FB cake were randomly distributed among the groups.Results:Average daily gains and body weights on 48 days were improved (p<0.05) in 10% and 20% groups, while the 30% group performed identically to the control. Cold carcass yield was optimal in 10% and 20% groups. The liver weight of the experimental groups decreased significantly (p<0.05), while their gizzard weight increased significantly (+24 points). The meat protein rate evolved proportionally to the substitution rate, whereas the fat rate depreciated by up to −1.08 points for the 30% group compared to the control.Conclusion:Incorporating FB processing by-products into broiler feed at rates of 10% and 20% improves zootechnical performance, carcass yields, and the chemical composition of the meat.

Highlights

  • In Algeria, animal production costs depend on imports of raw materials used in food formulas, resulting in meat products influenced by the parity of the Algerian dinar with foreign currencies

  • Incorporating FB processing by-products into broiler feed at rates of 10% and 20% improves zootechnical performance, carcass yields, and the chemical composition of the meat

  • A 10% substitution rate of soybean meal and corn stimulated a significant weight optimization (p

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Summary

Introduction

In Algeria, animal production costs depend on imports of raw materials used in food formulas, resulting in meat products influenced by the parity of the Algerian dinar with foreign currencies. The factors influencing growth curves [1] and meat quality [2] are dependent on endogenous factors, domestic animal feeding accounts for 70% of the cost price of the products produced [3] and is influenced by world stock exchange prices. The latter results in inflation, making the prices of meat products beyond the reach of the poorest populations. The potential solution is to use agro-industrial by-products as an unconventional source of raw materials for broiler feed. This study aims to determine the effects of substituting prickly pear (FB; Opuntia ficus-indica) husks for corn and FB seed cake for soybean meal on the production performance, slaughter characteristics, and chemical composition of broiler meat

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