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Carcass and Tibia Bone of Broiler Chickens Fed Amorphophallus companulatus tubers Fermented by Bacillus subtilis Theresia Nur Indah Koni; Zuprizal; Rusman; Chusnul Hanim
Jurnal Ilmu-Ilmu Peternakan (Indonesian Journal of Animal Science) Vol. 32 No. 3 (2022): December 2022
Publisher : Faculty of Animal Science, Universitas Brawijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21776/ub.jiip.2022.032.03.04

Abstract

The objective of the present study was to investigate the effect of fermented Amorphophalllus companulatus (AC) tubers by Bacillus subtilis on the final weight, carcass weight, and tibia bone of broiler chickens. The feeding trial lasted for 35 days. One hundred and twelve eight days old male broilers of the New Lohmann strain were used for the study. There were four treatment groups and four replications with seven birds per replicate. The four treatments were 1) a control diet without FAC, 2) a diet with 5% FAC, 3) a diet with 10% FAC, and 4) a diet with 15% FAC. The variable observed were final weight, carcass weight, abdominal fat weight, percentage of carcass weight, length, and weight of tibia bone. The result showed that feeding FAC tubers meal did not affect (P>0.05) final weight, carcass weight, the percentage of carcass weight, length, and weight of tibia bone. Feeding FAC tuber meal up to 15% had lower (P<0.05) abdominal fat than feeding control dietary. In conclusion, fermented AC by Bacillus subtilis can be used up to 15% in broiler diets without adversely affecting carcass weight and tibia bone.
Effect of Phyllosilicates As Toxin Binder On Productivity, Intestinal Morphology, and Liver Toxicity in Broiler Fed Afb1 Contaminated Feed Gardika Windar Prahara; Adhe Humaera; Lies Mira Yusiati; Chusnul Hanim; Asih Kurniawati; Ika Sumantri; Ali Agus; Erika Kusumawardani; Muhsin Al Anas
Buletin Peternakan Vol 47, No 2 (2023): BULETIN PETERNAKAN VOL. 47 (2) MAY 2023
Publisher : Faculty of Animal Science, Universitas Gadjah Mada

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21059/buletinpeternak.v47i2.81410

Abstract

Aflatoxin B1 is a toxin produced by the fungus Aspergillus flavus which reduces the development and function of organs in broilers. The aim of this study was to determine the effect of adding binder toxin from different bentonite to feed contaminated with AFB1 on productivity, intestinal morphology, and liver toxicity in broilers. A total of 60-day old chick male broilers were placed in 12 pens. Each treatment consisted of three replicates, each replicate containing five broilers. Treatment in the study consisted of P0 (control, basal diet, without the addition of AFB1), P1 (P0 + 100 µg/kg AFB1 + 4 g/kg calcium bentonite Type A), P2 (P0 + 100 µg/kg AFB1 + 4 g/kg calcium bentonite Type B), and P3 (P0 + 100 µg/kg AFB1 + 4 g/kg calcium bentonite Type B + kerolite + saponite). Treatment diets were given to broilers from day 22 to 35 (finisher phase). The results showed that the toxin binder on AFB1 contaminated feed had no effect on feed consumption, body weight gain and feed conversion (p>0.05). Addition of toxin binder on AFB1 contaminated feed increased the relative weight of the duodenum (p=0.024), although P3 was not significantly different. Treatments had no effect on villus length, crypt depth, and ratio of villus length to crypt depth (p>0.05), but decreased villus width (p=0.013). The addition of toxin binder tended to decrease the villus area (p=0.055). SGOT and SGPT did not show differences between treatments. AFB1 contamination with the addition of toxin binder showed signs of toxicity on liver histopathological observations. Based on the research, it can be concluded that the addition of binder toxin in feed contaminated with AFB1 can reduce the negative effect on the development of intestinal villus and chemical effect to the liver. Toxin binder Type B has the best efficacy for reduce the negative effect
Effect of Cinnamaldehyde From Cinnamomum (Cinnamomum burmanni Ness ex Bi.) as an Encapsulation Agent Of Lemuru Fish Oil on In Vitro Gas and Methane Production Siti &#039;Athiya Wibowo; Lies Mira Yusiati; Chusnul Hanim; Zaenal Bachrudin; Budi Prasetyo Widyobroto
Buletin Peternakan Vol 48, No 4 (2024): BULETIN PETERNAKAN VOL. 48 (4) NOVEMBER 2024
Publisher : Faculty of Animal Science, Universitas Gadjah Mada

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21059/buletinpeternak.v48i4.89912

Abstract

Polyunsaturated fatty acids (PUFA) supplementation in animal feed is expected to increase unsaturated fatty acids content in livestock products. Lemuru fish oil supplementation as a source of PUFA can function as a hydrogen sink to reduce methane production. The contribution of methane gas emissions in livestock reaches 15-17% of the world's methane gas emissions. Encapsulation of PUFA using natural ingredients of cinamaldehyde is expected to be a solution to increasing PUFA in livestock product and improving environmentally friendly animal husbandry. This study aimed to determine the effect of using cinnamaldehyde as an encapsulation agent for lemuru fish oil as a source of PUFA on in vitro gas, methane and CO2 productions. Treatments consisted of different levels of cinnamaldehyde, namely 0, 250, 500, 750 and 1000 (mg/kg feed DM), with the 5% lemuru oil as PUFA source. The experimental design used a one-way ANOVA in completely randomized design pattern consisting of five treatments and three replicates. Each replicate was duplicate, and then, if there were significant differences, it was continued with Duncan's New Multiple Range Test (DMRT) with SPSS version 23. This study discovered that the use of cinnamaldehyde did not affect the in vitro kinetics of gas and CO2 production. The use of cinnamaldehyde level of 500 mg/kg DM feed is the optimal level that can be used as an encapsulation agent for lemuru oil without causing an increase in methane production.
Efficacy of Iron-Rich Premix Mineral Supplementation on Egg Yolk's Fe Content and Egg Quality Chusnul Hanim; Muhammad Fathin Hanif; Ali Agus
Buletin Peternakan Vol 48, No 3 (2024): BULETIN PETERNAKAN VOL. 48 (3) AUGUST 2024
Publisher : Faculty of Animal Science, Universitas Gadjah Mada

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21059/buletinpeternak.v48i3.91485

Abstract

Iron's significance in human health and diseases has been extensively examined in recent reviews, leading to the consensus that iron insufficiency is a worldwide issue requiring immediate attention. Fe-enriched eggs are significant for delivering this essential trace mineral to humans. This study aimed to assess the effects of adding premix minerals on the physical and chemical quality of eggs and the yolk's iron levels. 1,680 Lohman brown laying hens, aged 31 weeks (body weight: 1.70±0.11 kg, egg production average: 81.2 %), were divided into two groups (n = 840) and fed different diets for six weeks. The diets included a basal diet (CON) and a diet enriched with a 2.5 g / kg food premix mineral (PM-Fe). The findings indicated that there was no impact on the physical and chemical quality of the eggs. However, compared to the control diet, the addition of premix significantly enhanced the iron level in the yolk after 42 days (p<0.05). To summarize, adding 2.5 g per kg of premix mineral (which contains 12.6 g per kg of iron premix) can result in a 23.4% rise in iron content in the diet and a 15.7% increase in iron content in the egg yolk.
Interactive Effects of Palm Kernel Cake Ratio and Enzyme Supplementation on Broiler Chicken Performance Baskara, Aji Praba; Siti Zubaidah; Bambang Ariyadi; Chusnul Hanim; Zuprizal
Jurnal Sain Peternakan Indonesia Vol 20 No 3 (2025)
Publisher : Universitas Bengkulu

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31186/jspi.id.20.3.128-134

Abstract

This study investigated the interactive effects of palm kernel cake (PKC) inclusion levels (10 and 20%) and enzyme supplementation (NSPase, protease, and mannanase) on the growth performance and nutrient efficiency of broiler chickens. A total of 720 male broilers were randomly assigned to four dietary treatments and 6 replicates per treatment with each treatment consisting of 30 chickens for 28 days in a completely randomized design. The parameters measured included feed intake, body weight gain, feed conversion ratio (FCR), energy and protein intake, and their respective efficiencies (Protein Efficiency Ratio (PER) and Energy Efficiency Ratio (EER)). Results showed that broilers fed diets with 10% PKC—both with and without enzyme supplementation—achieved significantly better final body weight, average daily gain (ADG), FCR, EER, and PER than those fed 20% PKC (P<0.05). Notably, enzyme supplementation improved nutrient utilization only at the 10% PKC level, while the 20% PKC inclusion led to reduced digestibility and performance, regardless of enzyme use (P<0.05). Feed, energy, and protein intake were not significantly different across treatments, indicating that variations in growth were primarily due to nutrient utilization efficiency (P>0.05). These findings suggest that a 10% PKC inclusion with or without enzymes optimizes broiler performance, while higher PKC levels may negate enzyme benefits due to increased fibre content.