Apparent and true digestibility of palm oil (Elaeis guineensis), chicken oil, and Sacha inchi oil (Plukenetia volubilis) with three inclusion levels in diets for broiler chickens

Carlos Augusto González Sepúlveda *, Ángel María Giraldo Mejía and Edgar Alejandro Oviedo Álvarez

 Department of Animal Production, Universidad Nacional de Colombia, Medellín campus. Carrera 65 No 59 A 110 Núcleo El Volador, Medellín, Colombia.
 
Research Article
GSC Biological and Pharmaceutical Sciences, 2023, 23(03), 153–162.
Article DOI: 10.30574/gscbps.2023.23.3.0231
Publication history: 
Received on 02 May 2023; revised on 13 June 2023; accepted on 15 June 2023
 
Abstract: 
With the intention of evaluating the fecal and ileal digestibility of crude palm oil (Elaeis guineensis), chicken oil, and Sacha inchi oil (Plukenetia volubilis) at inclusion levels of 3%, 6%, and 9%, a total of 480 female Ross 308 broiler chickens were used. Digestibility was assessed at 21 days of age for both the diets and the fat sources. Total collection or the indicator method with chromium oxide was used for fecal digestibility, while the indicator method was used for ileal digestibility. The inclusion of the three levels of the evaluated sources was based on the substitution method of the core composed of corn and soybean. A fat-free diet was used to estimate the true digestibility of fat in the evaluated sources. The experiment was conducted in a 3*3 factorial arrangement. The treatments with the sources and inclusion levels were randomly assigned. Each treatment had six repetitions with eight birds per repetition. The results showed that the apparent digestibility of fat in the experimental diets was affected by the source and the interaction between the source and inclusion level. Only in the fecal digestibility obtained through the total collection technique, the inclusion level of the source in the diet did not have an effect. In the digestibility of the evaluated sources, it was determined that as the inclusion level of the source increased, the true digestibility of the source also increased. 
 
Keywords: 
Palm oil; Chicken oil; Sacha inchi; Broiler; Digestibility coefficient; True digestibility
 
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