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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 47, No 3 (2022): September" : 10 Documents clear
Back-matter (September 2022)
Journal of the Indonesian Tropical Animal Agriculture Vol 47, No 3 (2022): September
Publisher : Diponegoro University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.14710/jitaa.47.3.%p

Abstract

Effect of formaldehyde-based additive against African swine fever virus in complete swine feed V. D. Ly; T. V. Hoang; A. K. Dang; S. Aupanun; C. Wongpukdee
Journal of the Indonesian Tropical Animal Agriculture Vol 47, No 3 (2022): September
Publisher : Diponegoro University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.14710/jitaa.47.3.244-252

Abstract

African swine fever (ASF) is currently considered the serious contagious disease of the swine in-dustry worldwide. The feed and feed ingredients have been recognized as a potential risk factor for Af-rican swine fever virus (ASFV) transmission. No commercial vaccines and effective drugs against ASFV are available to date. This study aimed to examine the antimicrobial SALTEC™ 512, a formal-dehyde-based additive, at an application rate of 1.0; 2.0; and 3.0 kg/t feed against ASFV in complete swine feed. The effect of SALTEC™ 512 was evaluated by a contaminated ASFV feed assay. Our study reveals that SALTEC™ 512 inactivated ASF/VN/Pig/Hue/1270 strain in complete swine feed at an inclusion rate of 1.0 kg/t feed on Day 1 post inoculation. The most effective action was noticed at an inclusion level of 3.0 kg/t feed on Day 7 post inoculation. The antiviral activity of SALTEC™ 512 against ASF/VN/Pig/Hue/1270 was dose and time-dependent. Overall, SALTEC™ 512 may be a po-tential additive to reduce the risk of ASFV transmission via feed contamination.
Factors affecting economic profits of Phon Yang Kham beef cattle farming in Sakon Nakhon province P. Chaisombut; H. Umpapol; R. Hanmontree; P. Hanmontree; C. Srilapat; P. Sawnongbua; C. Chaisitipatana; L. Lertjunthuk; N. Rapankum
Journal of the Indonesian Tropical Animal Agriculture Vol 47, No 3 (2022): September
Publisher : Diponegoro University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.14710/jitaa.47.3.177-183

Abstract

The study aimed to determine factors affecting economic profits of beef cattle business in Sakon Nakhon Province. A sample of 400 members of Kor Ror Por Klang Phon Yang Kham Livestock Coop-erative Limited was determined by using Taro Yamane method, and binary logistic regression analysis was used to analyze the data. The findings showed that the variables with the statistical significance of 0.01 included concentrate feeds, roughage, and the raised period of less than or equal to 12 months. They were statistically significant at 0.001 0.000, and 0.000 respectively, and the odd ratios were 1.387, 0.921, and 5.697 respectively. Additionally, the variables with the statistical significance of 0.05 includ-ed Charolais cattle (62.50%) and farm location. The two variables were statistically significant at 0.023 and 0.039 respectively with the odd ratios of 5.083 and 0.595 respectively. If the cows are fed on 1 more kg/day of more concentrated feed, it is likely for the farmers to increase economic profit by 0.921 times and 1.387 times respectively. The probability of economic profit is by 5.697 times if the cattle are raised no more than 12 months. The cross-bred cattle with 62.50% Charolais breed showed the proba-bility for the farmers to gain economic profit by 5.083 times. Finally, those who had farms located next to the farm family’s home were more likely to gain less economic profit by 0.595 times.
The association of prolactin gene polymorphism with egg production traits in Alabio and Mojosari ducks I. Damayanti; S. Sudaryati; D. Maharani
Journal of the Indonesian Tropical Animal Agriculture Vol 47, No 3 (2022): September
Publisher : Diponegoro University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.14710/jitaa.47.3.184-191

Abstract

Prolactin (PRL) affects egg production in duck as it induces broodiness and promotes follicles development. The objective of this study was to investigate the association between polymorphism of PRL gene and egg production traits in Alabio and Mojosari Ducks. Genomic DNA were isolated from 111 blood samples (51 Alabio and 60 Mojosari). PCR and sequencing were performed to identify poly-morphisms and genotype of the animals. Data recording of the ducks including body weight at 16 weeks of age and at first egg, average weight of three first eggs laid and egg number laid up to 3, 6 and 12 months production were collected. Data were analyzed using independent sample t-Test. As a result, two single nucleotide polymorphisms (SNP) were detected in intron 4. Both SNP C-5796A and SNP T-5817C were found to have association with egg number laid up to three months (P<0,005). The CA/TC genotype had higher egg number than CC/TT. These suggested that SNP C-5796A and SNP T-5817C could be potential markers for marker assisted selection to increase egg number in duck.
Comparative analysis of technical efficiency of piglet farming in three production center provinces in Indonesia H. Harianto; E. N. Keraru
Journal of the Indonesian Tropical Animal Agriculture Vol 47, No 3 (2022): September
Publisher : Diponegoro University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.14710/jitaa.47.3.192-203

Abstract

Pork production occupies the third position in Indonesia, after chicken and beef. Even pigs occupy the top rank in contributing to Indonesia's live animal exports. The purpose of this study was to com-pare the level of technical efficiency of smallholder piglet production farming in three centers of pig production areas, namely North Sumatra, Bali, and East Nusa Tenggara (NTT). The research data was sourced from secondary data at the farm level, collected by the Central Statistics Agency of Indonesia, through the Livestock Business Household Survey. This research utilized the stochastic production frontier model to assess the production efficiency and the one-step maximum likelihood estimation (MLE) method to measure the level of technical efficiency and the significance of the factors. The re-sults show that the average level of technical efficiency of piglet production farms in Indonesia is rela-tively low. Piglet production farms in Bali have the highest efficiency level and NTT is the lowest of the three provinces being compared. The number of pigs, feed expenditure, capital, and vaccinations are important factors in influencing production and the level of technical efficiency. Public policies that can increase farmers' access to production factors and better pig farm vaccine management become a necessity.
Evaluation of dried Khat (Catha Edulis) leaf as natural additives on egg quality, embryonic mortality, and chick quality of white leghorn layers A. G. Asfaw; M. G. Abebe; E. K. Senbeta
Journal of the Indonesian Tropical Animal Agriculture Vol 47, No 3 (2022): September
Publisher : Diponegoro University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.14710/jitaa.47.3.168-176

Abstract

An experiment was conducted to evaluate the effects of supplementation of Khat leave as a natural feed additive on egg quality, fertility, embryonic mortality, hatchability, and chick quality of White Leghorn (WL) layers. One hundred fifty-six hens and twenty-four cocks of WL at twenty-four weeks of age were randomly dis-tributed to four treatments, each replicated three times with thirteen layers and two cocks per replication and kept on a deep litter system. Treatment rations were formulated by the addition of Khat leave on layers ration with the proportion of 0% (T1), 0.2% (T2), 0.4% (T3), and 0.6% (T4). All data were subjected to analysis of variance. The egg weight of layers in T3 (54.1) was higher (P<0.05) than that of layers in T4 (51.5) and T1 (51.8). Roche color reading was significantly higher for T4 (4.7±0.19) than T3 (3.4±0.19), T2 (2.2±0.19), and T1 (1.7±0.19). There were no significant differences (P > 0.05) among treatments in yolk height, yolk index, yolk diameter, albumen height, Haugh unit, fertility, hatchability, chick weight, and visual score. Embryonic mortality percentage was significantly (P<0.05) higher for T1 than for other treatments. Chick length was significantly (p<0.05) higher in T2, T4, and T3 than in T1. Finally, this study can be concluded that the use of dried Khat leaves as an additive up to 0.6% in ration of White Leghorn layers increased eggshell weight and yolk coulor and reduced embryonic mortality.
Maturation rate of sheep oocytes cultured in suboptimal environment using CO2 exhaled by human and glutathione addition S. Prastowo; R. Widyastuti
Journal of the Indonesian Tropical Animal Agriculture Vol 47, No 3 (2022): September
Publisher : Diponegoro University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.14710/jitaa.47.3.235-243

Abstract

This study aimed to identify the effect of the use of CO2 exhaled by human (CEbH) in in vitro maturation (IVM) with the addition of Glutathione also known as GSH on the oocytes maturation rate. It is known that CO2 derived from human respiration can be used as alternative support for IVM of oo-cytes. However, this method is categorized as using a suboptimal culture environment, and it results in increased production of reactive oxidative species (ROS). Thus, the addition of the antioxidant GSH is needed. In total, 273 oocytes were cultured in three groups: 5% CO2 (control) and CEbH with 0 mM and 1 mM of GSH addition, respectively. The results showed that the control group produced a better maturation rate (p < 0.05) compared to the remaining two groups (65.92% vs. 24.44% and 30.61%), which used CEbH. Statistically, 0 mM GSH vs. 1 mM GSH did not show any significant differences (p > 0.05). However, 1 mM GSH led to more mature oocytes (24.44% vs 30.61%) compared to the group without GSH. In conclusion, IVM using CEbH supports oocyte maturation, and the addition of GSH can improve the maturation rate in a suboptimal culture environment.
Carcass and meat quality of broiler chickens reared on herb residues K. Lokaewmanee; R. Sirival
Journal of the Indonesian Tropical Animal Agriculture Vol 47, No 3 (2022): September
Publisher : Diponegoro University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.14710/jitaa.47.3.204-214

Abstract

This study was conducted to determine the effects of herb residues on carcass and meat quality in broilers. A total of 160 chicks were divided into four groups, each with four replicates of 10 chicks; the chicks were provided ad libitum access to a control diet or the same diet supplemented with Zingiber cassumunar, Kaempferia galangal, or Curcuma aromatica residues at 0.3% feed. At 42 days of age, 20 chicks from each group were slaughtered, and the carcass and meat quality were determined. All exper-imental groups demonstrated lower abdominal fat weight, and the K. galangal group had a significantly higher total visceral organ weight than that of the control group (P<0.05). The experimental groups demonstrated improved color of the breast muscle, breast fillet muscle, skin, and abdominal fat (P<0.05). The shear force value of the breast muscle increased in the K. galangal group, whereas that of the thigh muscle increased in all experimental groups (P< 0.05). The highest overall acceptability of raw and cooked chicken breast meat was produced by 0.3% C. aromatica residue supplementation (P<0.05). These finding suggest that the inclusion of 0.3% C. aromatica residue in the diets resulted in improved overall acceptability of breast meat without negatively affecting dressing percentage.
Front-matter (September 2022)
Journal of the Indonesian Tropical Animal Agriculture Vol 47, No 3 (2022): September
Publisher : Diponegoro University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.14710/jitaa.47.3.%p

Abstract

Response of broiler chickens to substitution of vitamin-mineral premix with Carica papaya seed meal M. D. Olumide; A. O. Akintunde; P. Kolu
Journal of the Indonesian Tropical Animal Agriculture Vol 47, No 3 (2022): September
Publisher : Diponegoro University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.14710/jitaa.47.3.215-234

Abstract

The study investigated the physiological response of broiler chickens to substitution of commer-cial vitamin-mineral premix with Carica papaya seed meal (CPS). Two hundred and twenty four (224) mixed sexes Abor – acre day old chicks were subjected to trial for 6 weeks. Data were collected on performance, haematology, serum biochemistry, serum electrolytes and organ morphology. The birds were randomly assigned to 7 dietary treatments: T1: control with commercial vitamin-mineral-premix (VMP) at 0.3% only, T2, 0.05% CPS + 0.25 VMP, T3 0.20 VMP + 0.1 CPS, T4 0.15 VMP + 0.15 CPS, T5 0.10 VMP + 0.2 CPS, T6 0.05 VMP + 0.25 CPS and T7 0.3 CPS. Treatments composed of 4 replica-tions with 8 birds per replicate. Results indicated that significant differences (p<0.05) were observed in all the treatments for WG, FCR and FI. Birds fed with 0.3% of CPS had the best FCR. At the starter phase, significant differences (p<0.05) were observed in the haematology of the birds, however, the values obtained for hemoglobin, white blood cell and eosinophils were not significantly different (p>0.05) while at the finisher phase, the inclusion of Carica papaya seed meal significantly influenced (p<0.05) the values of haematology, the values were however higher (p<0.05) at higher levels of inclu-sion except for white blood cells (WBC) and platelets counts that the control group had significantly higher (p<0.05) values. There was no significant difference (p>0.05) in serum biochemistry parameters at the starter phase except for alanine transaminase (ALT) with significantly higher (p<0.05) value at the control but significantly affected (p<0.05) all the serum biochemical parameters at the finisher phase. Birds fed CPS had significantly higher (p<0.05) values for glucose, cholesterol and low density lipoprotein (LDL). However, birds fed 0.20% CPS had significant highest (p<0.05) values for ALT, Alanine phosphatase (ALP), glucose, cholesterol, LDL and high density lipoprotein (HDL). CPS sig-nificantly influenced (p<0.05) serum electrolytes. Birds in 0.05 and 0.10% CPS inclusion groups had significantly higher (p<0.05) values for sodium, chloride and bicarbonate ions when compared to the control. There was no significant difference (p>0.05) for kidney, liver and spleen. The use of CPS did not impair nutrient utilization neither does it have any adverse effect on the health status of the broiler chickens, hence the use of CPS may be considered as substitute for vitamin-mineral premix in broiler chickens nutrition.

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