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Edy Kurnianto
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INDONESIA
Journal of the Indonesian Tropical Animal Agriculture
Published by Universitas Diponegoro
ISSN : 20878273     EISSN : 24606278     DOI : -
Journal of the Indonesian Tropical Animal Agriculture (JITAA) is a double blind peer-reviewed publication devoted to disseminate all information contributing to the understanding and development of animal agriculture in the tropics by publication of original research papers
Articles 10 Documents
Search results for , issue "Vol 46, No 4 (2021): December" : 10 Documents clear
Supplementation of garlic powder and Lactobacillus casei to improve nutrient digestibility, physiological conditions, and performance of broiler during starter phase Mangisah, I.; Yunianto, V. D.; Sumarsih, S.; Sugiharto, S.
Journal of the Indonesian Tropical Animal Agriculture Vol 46, No 4 (2021): December
Publisher : Diponegoro University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.14710/jitaa.46.4.336-346

Abstract

This study aimed to assess the effect of a mixture of garlic powder and Lactobacillus casei (GLC) on intestinal development, hematological parameters, nutrient digestibility, and performance of broilers in the starter phase. One hundred forty 1-day-old broiler chicks were divided into four groups, namely control (not given GLC supplement) and given GLC supplement either 1%, 2%, and 3% of total feed. Chickens were reared for 21 days in an open cage. On the 21st day of the experiment, blood collection, lymphoid organ and digestive organ weight, and performance data were recorded. Accumulative feed intake until day 21 did not differ (P>0.05) among treatment groups. In this study, there were improvements in the height of villi in the jejunum, and the acidity in the duodenum and caecum, due to the increase of short-chain fatty acids (SCFA: acetate and propionate). Protein and crude fiber digestibility in the GLC-given chickens was significantly higher than in the control group ((P≤0.05). GLC supplementation (1%, 2%, and 3% of total feed) significantly increased body weight gain and improved feed conversion ratio (FCR) (P≤0.05). In conclusion, the use of GLC during the starter phase can improve the nutrient digestibility, intestinal health, and performance of broiler chickens.
Association of GHR|AluI gene polymorphism with body weight parameters in Grati-PO cattle Hartati, H.; Hapsari, A.A.R.; Soewandi, B. D. P.; Anwar, S.; Rahmadani, S. P.; Aryogi, A.; Pamungkas, D.
Journal of the Indonesian Tropical Animal Agriculture Vol 46, No 4 (2021): December
Publisher : Diponegoro University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.14710/jitaa.46.4.272-281

Abstract

The growth hormone receptor (GHR) gene is member of the class I cytokine receptor family that important in growth regulation including in cattle. This study aimed to analyze the association between GHR|AluI gene with body weight, parameters in Grati-PO cattle population. A total of 304 blood samples were collected from the experimental station at the Beef Cattle Research Station, which were also equipped with 304 phenotypic data. DNA was extracted using a zymo extraction kit. Detection of of the polymorphism of GHR gene using PCR-RFLP method with AluI restriction enzymes. polymorphism indicators include genotype frequency, allele frequency, Hardy-Weinberg Equilibrium, observed heterozygosity (Ho), expected heterozygosity (He), polymorphism information content (PIC) and number of effective alleles (Ne). Association analysis was carried out using a linear mixed model. The performance of birth weight, weaning weight, yearling weight and 18 months weight were 25.4 + 0.2 kg; 113.8 + 2.3 kg; 159.9 + 2.7 kg and 213.7 + 3.6 kg, respectively. The result of association analysis was significant (P<0.05) on weaning weight, yearling weight and 18 months weight. It could be concluded that the GHR gene has potential to be a candidate genetic marker for growth traits in Grati-PO cattle.
Increasing dietary crude protein levels attenuates the effects of caecotrope deprivation in growing rabbits Salami, S. A.; Adelusi, O. O.; Isah, O. A.; Aderinboye, R. Y.; Ajayi, L. O.
Journal of the Indonesian Tropical Animal Agriculture Vol 46, No 4 (2021): December
Publisher : Diponegoro University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.14710/jitaa.46.4.347-355

Abstract

The effect of caecotrope deprivation on growth, caecal metabolism and Volatile Fatty acid (VFA) production was studied in rabbits fed varying levels of dietary protein during a 42-days feeding trial. Fourty-eight mixed breed rabbits (average initial weight = 875±25 g) were divided into two groups viz; caecotrope consuming (CC) and caecotrope-deprived (CD) groups. Rabbits in the 2 groups were divided equally and assigned to 3 diets containing different crude protein (CP) levels (12, 15 and 18%) in a 2 × 3 factorial arrangement. The result revealed that increasing dietary CP improved (P<0.05) the proximate composition of the caecotrope. The live weight, weight gain, feed conversion ratio, nitrogen utilization and VFA production in CD rabbits fed diets containing 18% CP were comparable (P<0.05) with those of CC fed diets with 15% CP. Nitrogen utilization increased (P<0.05) following increasing dietary crude protein level. Molar proportions of acetate, butyrate, and propionate were higher (P<0.05) in CC rabbit compared to CD. Lactobaccilus acidophilus was isolated from the caecum of CC rabbits. It was concluded that caecotrope deprivation has detrimental effect on growth, nitrogen metabolism, VFA production and caecal bacteria and this effect can be attenuated by increasing the dietary protein level in growing rabbits.
Phylogenetic study and association between prominent genotype and haplotype of KISS1 gene with FSH level in Idonesian native goat breeds A. Febriana; S. Sutopo; E. Kurnianto; W. Widiyanto
Journal of the Indonesian Tropical Animal Agriculture Vol 46, No 4 (2021): December
Publisher : Diponegoro University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.14710/jitaa.46.4.282-294

Abstract

The aim of the current research was to analyze the population structure and expression of KISS1 gene associated with reproductive traits through Follicle Stimulating Hormone (FSH) level and DNA sequencing analysis based on KISS1 gene. Genotypes of 23 goat does consist of Kacang goats (n=7), Kejobong goats (n=8) and Senduro goats (n=8) were investigated using DNA sequencing, 16 out of 23 samples were synchronized to examine their FSH level using ELISA method. The data were analyzed using MEGA X software for DNA sequences and General Linier Model (GLM) for FSH plasma level. The phylogenetic tree showed the high homology between Indonesian native goats with other species showing a gene conservatism. A significantly higher FSH plasma levels were obtained from Kacang and Kejobong than Senduro goat (P = 0.002), litter size (LS) 3 than LS 1 (P = 0.0175), further CAATGCGCAACGCT haplotype and GA genotype at g.2459 G>A have a higher FSH plasma than other haplotypes and genotypes (P = 0.0027; P<0.0001) and are associated with high LS (3.0±0.18). Neither sample collection times nor parities have different significantly. The current trial indicated that CAATGCGCAACGCT haplotype and GA genotype at g.2459 G>A were correlated with reproductive traits.
Pricing of livestock products in Indonesian modern food retailers during covid-19 pandemic Pambudy, R.; Adhi, A. K.; Herawati, H.; Harianto, H.
Journal of the Indonesian Tropical Animal Agriculture Vol 46, No 4 (2021): December
Publisher : Diponegoro University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.14710/jitaa.46.4.356-363

Abstract

The role of modern markets is increasing in the food system in Indonesia, mainly as a result of technological and institutional advances. Indonesian households' food consumption still depends on staple food. The share of household expenditure on meat, eggs, and milk was only 12 percent. The purpose of the study was to analyze the pricing of livestock products in retail level in the modern market.  The data used in this study is daily price data for beef, eggs, and chicken at wholesale and retail levels published through the National Strategic Food Price Information Center (PIHPSN) from January 2020 to December 2020.  This study employed a quantitative method, through the formulation of an econometric model, and applied the 3SLS method to estimate the model.  The results show that traders face an increasing price risk following the Covid-19 pandemic.  The retailers enforce price stabilization at the consumer level when prices at the wholesaler level fluctuate. However, the study did not find the practice of price averaging between commodities at the retailers level.  The results of this study are useful for policy formulations aimed at stabilizing food prices.
Identification of SNP g.10428C>T of Stearoyl-CoA Desaturase gene related to meat quality in Bali cattle using PCR-RFLP method Karimah, S. N.; Noor, R. R.; Jakaria, J.
Journal of the Indonesian Tropical Animal Agriculture Vol 46, No 4 (2021): December
Publisher : Diponegoro University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.14710/jitaa.46.4.295-303

Abstract

The objectives of this research was to analyze the polymorphisms of SNP g.10428C>T in the SCD gene using PCR-RFLP and its association with meat charactheristics in Bali cattle. The number of 52 Bali cattle from BPTU-HTP Denpasar were used in this study and which were compared to Belgianblue (n=30), Limousine (n=14), Peranakan Ongole (PO) (n=30) and Wagyu (n=7). The polymorphism of the SCD gene was characterized by the use of the PCR-RFLP technique with HinfI enzyme restriction. The characteristics of the meat quality in Bali cattle were estimated using ultrasound imaging method. Genotyphic and allelic frequencies, heterozygosity values, and the Hardy-Weinberg equilibrium have been calculated using PopGen 1.32. The association between genotypes of SNP g.10428C>T SCD gene and meat quality characteristics was calculated using t-test. The results showed that homozygous genotypes (CC and TT) and heterozygous genotypes (CT) of the SCD|HinfI gene with C (0.26) and T (0.74) allele frequencies were and  in Bali cattle. The CC genotype was found in Belgian-blue, Limousine, PO, and Wagyu cattle with the allele C frequency of 1.00. The observed heterozygosity (Ho=0.44) higher than expected heterozygosity (He=0.39) showed high diversity in Bali cattle. Genotypes of SNP g.10428C>T SCD gene were associated with backfat thickness, marbling score, and percentage of intramuscular fat. Thus the SNPs g.10428C>T have potential as marker-assisted selection candidates for Bali cattle.  
Back-matter (December 2021) Wibowo, Rahmat
Journal of the Indonesian Tropical Animal Agriculture Vol 46, No 4 (2021): December
Publisher : Diponegoro University

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Abstract

Back-matter (December 2021)
Growth performance and nutrient digestibility of broilers fed different type of diets and feed additives Nalle, C. L.; Helda, H.; Toelle, N.; Mawaddah, U.
Journal of the Indonesian Tropical Animal Agriculture Vol 46, No 4 (2021): December
Publisher : Diponegoro University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.14710/jitaa.46.4.304-324

Abstract

This research aimed to evaluate the nutrient digestibility and the growth performance of broilers fed a different type of diet (TD) and feed additives (FA). A total of 264 day-old chicks (male, Lohmann) were randomly distributed into 24 pens (11 birds/pen). The experiment was designed by using a 2 x 4 factorial completely randomized design with the main factors TD and FA. The result shows that TD x FA interaction was significant (p<0.05-0.001) for feed intake (FI) and body weigt gain (BWG) of starter broilers. The TD, FA, and TD x FA affected (p<0.01-0.001) growth performance (GP) of growing broilers. TD and TD x FA interaction affected liver weight and the length of proventriculus and gizzard (p<0.05 to 0.001). Except for starch, the TD did not affect (p>0.05) nutrient digestibility (ND) and energy values (EV). Except for crude protein, FA did not affect (p>0.05) on ND and EV. The TD x FA interaction did not affect ND and EV. TD affected (p<0.05–0.001) on FI and BWG)of starter broilers. Except for day 7, FA influenced (p<0.01–0.001) FI and BWG of starter broilers. In conclusion, 1) The addition of Synbiotics and Allzyme SSF-E on Rice bran-sago diet (RSD) improved the GP of birds; and 2) The complex and multi enzymes work well in the rice bran-sago diet  3) RSD produced better growth performance of broiler starter.
Front-matter (December 2021) Wibowo, Rahmat
Journal of the Indonesian Tropical Animal Agriculture Vol 46, No 4 (2021): December
Publisher : Diponegoro University

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Abstract

Front-matter (December 2021)
Application of green tea waste with fibrolytic enzyme and phytase on layer performance and egg quality Chumkam, S.; Jintasataporn, O.; Triwutanon, S.
Journal of the Indonesian Tropical Animal Agriculture Vol 46, No 4 (2021): December
Publisher : Diponegoro University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.14710/jitaa.46.4.325-335

Abstract

This study aimed to  investigate the effect of green tea waste, fibrolytic enzymes (xylanase and cellulase) and phytase  supplementation in layer  diets on   performance and egg quality. The experiment was assigned in a 2×3 factorial arrangement by completely randomized design.  Factor A consisted of two types  of diets: a) a basal diet without any green tea waste   and b) a basal diet with 1% of green tea waste.  Factor B consisted of three  levels of enzymes: a) level 0X, no enzyme supplementation; b) level 1X, a combination of fibrolytic enzymes,  24,000 FAXU xylanase and 100 ECU cellulase, and 1,000 FTU phytase; and c) level 2X, combination of fibrolytic enzymes,  48,000 FAXU xylanase and 200 ECU cellulase, and 2,000  FTU phytase.  One hundred  and ninety- two   Roman  Brown hens, aged 52 weeks, were randomly distributed to  six   groups and four replications. Layer hens were fed commercial diets with green tea waste and fibrolytic enzymes added on top as assigned in the treatment. The results showed that  green tea waste   significantly  increased (p<0.05) egg production, egg mass, feed conversion,  and Haugh unit.   In addition, green tea waste  tended  to affect (p=0.07) TBAs value.  Furthermore, the enzyme level significantly decreased  (p<0.05) feed intake and TBAs value.  In conclusion, the supplementation of 1% of green tea waste and 2X enzymes can  improve feed  conversion   and  the antioxidative  property of  eggs.

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