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Journal of Animal Science and Technology

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https://www.readbyqxmd.com/read/28293430/effect-of-mixed-hay-supplementation-during-fattening-on-carcass-traits-and-meat-quality-of-hanwoo-steers
#1
Dicky Tri Utama, Ji Hye Choi, Chang Woo Lee, Yeon Soo Park, Sung Ki Lee
BACKGROUND: This study was aim to observe the effects of feeding mixed local hay (MH) consisted of 55% orchard grass (Dactylis glomerata L.), 35% tall fescue (Festuca arundinacea) and 10% red clover (Trifolium pratense) to Hanwoo steers on performance, carcass characteristics and meat quality (longissimus thoracis) compared with feeding imported timothy hay (TH) and local rice straw (RS). RESULTS: Although no significant effects were found on animal performance and carcass yield grade, the carcasses of MH group had higher marbling score and quality grade than those of RS and TH group (P < 0...
2017: Journal of Animal Science and Technology
https://www.readbyqxmd.com/read/28265460/thoracoscopy-as-a-safe-and-effective-technique-for-exploring-calves-affected-with-bovine-respiratory-disease
#2
Natividad Perez-Villalobos, Iñaki Espinosa-Crespo, José Sampayo-Cabrera, Juan-Vicente González-Martín, Antonio Gonzalez-Bulnes, Susana Astiz
BACKGROUND: Bovine respiratory disease (BRD) is one of the leading causes of economic losses in the beef and dairy industry. Reliable antemortem tools for diagnosing BRD would improve the efficacy of treatment and reduce costs. Here we examined whether the relatively simple technique of thoracoscopy can support BRD diagnosis under field conditions. We also compared various equipment set-ups in order to optimize the safety and efficacy of the procedure. A total of 24 thoracoscopic procedures were performed in 17 calves diagnosed with BRD and in 2 healthy control calves...
2017: Journal of Animal Science and Technology
https://www.readbyqxmd.com/read/28239484/effects-of-essential-oil-blended-and-single-essential-oils-on-anti-biofilm-formation-of-salmonella-and-escherichia-coli
#3
S Y Oh, W Yun, J H Lee, C H Lee, W K Kwak, J H Cho
BACKGROUND: Biofilms were the third-dimensional structure in the solid surface of bacteria. Bacterial biofilms were difficult to control by host defenses and antibiotic therapies. Escherichia coli (E. coli) and Salmonella were popular pathogenic bacteria that live in human and animal intestines. Essential oils are aromatic oily liquids from plant materials and well known for their antibacterial activities. METHOD: This study was conducted to determine effect of essential oil on anti-biological biofilm formation of E...
2017: Journal of Animal Science and Technology
https://www.readbyqxmd.com/read/28194279/non-linear-modelling-to-describe-lactation-curve-in-gir-crossbred-cows
#4
Yogesh C Bangar, Med Ram Verma
BACKGROUND: The modelling of lactation curve provides guidelines in formulating farm managerial practices in dairy cows. The aim of the present study was to determine the suitable non-linear model which most accurately fitted to lactation curves of five lactations in 134 Gir crossbred cows reared in Research-Cum-Development Project (RCDP) on Cattle farm, MPKV (Maharashtra). Four models viz. gamma-type function, quadratic model, mixed log function and Wilmink model were fitted to each lactation separately and then compared on the basis of goodness of fit measures viz...
2017: Journal of Animal Science and Technology
https://www.readbyqxmd.com/read/28138395/effect-of-age-on-heart-rate-blood-lactate-concentration-packed-cell-volume-and-hemoglobin-to-exercise-in-jeju-crossbreed-horses
#5
Ok-Deuk Kang, Yong-Soo Park
BACKGROUND: This study aimed to analyze the on heart rate, blood lactate concentration, packed cell volume (PCV) and hemoglobin (Hb) response after conducting exercise in endurance horses. METHODS: A total of 20 healthy 3-9-years-old Jeju crossbreed mares (5.95 ± 2.24 year) of age and 312.65 ± 13.59 kg of weight) currently participating the endurance competition were used. The field tests selected for the experiment was gallop (approximately 8.3 m/s) along the selected 2...
2017: Journal of Animal Science and Technology
https://www.readbyqxmd.com/read/28078101/intrauterine-diabetic-milieu-instigates-dysregulated-adipocytokines-production-in-f1-offspring
#6
Shady H Tawfik, Maha M Haiba, Mohamed I Saad, Taha M Abdelkhalek, Mervat Y Hanafi, Maher A Kamel
BACKGROUND: Intrauterine environment plays a pivotal role in the origin of fatal diseases such as the metabolic syndrome. Diabetes is associated with low-grade inflammatory state and dysregulated adipokines production. The aim of this study is to investigate the effect of maternal diabetes on adipocytokines (adiponectin, leptin and TNF-α) production in F1 offspring in rats. METHODS: The offspring groups were as follows: F1 offspring of control mothers under control diet (CD) (CF1-CD), F1 offspring of control mothers under high caloric diet (HCD) (CF1-HCD), F1 offspring of diabetic mothers under CD (DF1-CD), and F1 offspring of diabetic mothers under HCD (DF1-HCD)...
2017: Journal of Animal Science and Technology
https://www.readbyqxmd.com/read/28031859/study-on-minerals-status-of-dairy-cows-and-their-supplementation-through-area-specific-mineral-mixture-in-the-state-of-jharkhand
#7
B M Bhanderi, Ajay Goswami, M R Garg, Saikat Samanta
BACKGROUND: Deficiency of macro and micro-minerals in the ration of dairy cows adversely affects growth, milk production and reproduction efficiency. It is essential to examine mineral concentrations in feeds offered to dairy cows in practical farms. METHODS: Two villages from each taluka were selected at random for taking representative samples of feeds, forages and hair. Within the village, help was sought from village milk producers and district animal husbandry officer for identification of 4 to 5 farmers and collection of representative samples...
2016: Journal of Animal Science and Technology
https://www.readbyqxmd.com/read/27994878/the-impact-of-hair-coat-color-on-longevity-of-holstein-cows-in-the-tropics
#8
C N Lee, K S Baek, A Parkhurst
BACKGROUND: Over two decades of observations in the field in South East Asia and Hawai'i suggest that majority of the commercial dairy herds are of black hair coat. Hence a simple study to determine the accuracy of the observation was conducted with two large dairy herds in Hawaii in the mid-1990s. METHODS: A retrospective study on longevity of Holstein cattle in the tropics was conducted using DairyComp-305 lactation information coupled with phenotypic evaluation of hair coat color in two large dairy farms...
2016: Journal of Animal Science and Technology
https://www.readbyqxmd.com/read/27891245/genetic-diversity-of-halla-horses-using-microsatellite-markers
#9
Joo-Hee Seo, Kyung-Do Park, Hak-Kyo Lee, Hong-Sik Kong
BACKGROUND: Currently about 26,000 horses are breeding in Korea and 57.2% (14,776 horses) of them are breeding in Jeju island. According to the statistics published in 2010, the horses breeding in Jeju island are subdivided into Jeju horse (6.1%), Thoroughbred (18.8%) and Halla horse (75.1%). Halla horses are defined as a crossbreed between Jeju and Thoroughbred horses and are used for horse racing, horse riding and horse meat production. However, little research has been conducted on Halla horses because of the perception of crossbreed and people's weighted interest toward Jeju horses...
2016: Journal of Animal Science and Technology
https://www.readbyqxmd.com/read/27800174/genetic-parameters-for-daily-milk-somatic-cell-score-and-relationships-with-yield-traits-of-primiparous-holstein-cattle-in-iran
#10
Khabat Kheirabadi, Mohammad Razmkabir
BACKGROUND: Despite the importance of relationships between somatic cell score (SCS) and currently selected traits (milk, fat and protein yield) of Holstein cows, there was a lack of comprehensive literature for it in Iran. Therefore we tried to examine heritabilities and relationships between these traits using a fixed-regression animal model and Bayesian inference. The data set consisted of 1,078,966 test-day observations from 146,765 primiparous daughters of 1930 sires, with calvings from 2002 to 2013...
2016: Journal of Animal Science and Technology
https://www.readbyqxmd.com/read/27795835/effect-of-dietary-energy-levels-and-phase-feeding-by-protein-levels-on-growth-performance-blood-profiles-and-carcass-characteristics-in-growing-finishing-pigs
#11
J S Hong, G I Lee, X H Jin, Y Y Kim
BACKGROUND: Providing of insufficient nutrients limits the potential growth of pig, while feeding of excessive nutrients increases the economic loss and causes environment pollution. For these reasons, phase feeding had been introduced in swine farm for improving animal production. This experiment was conducted to evaluate the effects of dietary energy levels and phase feeding by protein levels on growth performance, blood profiles and carcass characteristics in growing-finishing pigs...
2016: Journal of Animal Science and Technology
https://www.readbyqxmd.com/read/27795834/evaluation-of-dry-feeding-and-liquid-feeding-to-lactating-sows-under-high-temperature-environment
#12
J S Hong, S S Jin, S W Jung, L H Fang, Y Y Kim
BACKGROUND: Liquid feeding system has been introduced to domestic swine farms, but negative cognition about liquid feeding system has been remained for feed waste decay related with poor management and microbial contamination. For these reasons, this study was conducted to evaluate the effects of feeding method in lactating sows. METHODS: A total of 30 mixed-parity (average 4.13) lactating sows (Yorkshire × Landrace) with an initial BW of 218.8 ± 19.5kg was used in a 3 week trial...
2016: Journal of Animal Science and Technology
https://www.readbyqxmd.com/read/27660719/evaluation-of-feed-value-of-a-by-product-of-pickled-radish-for-ruminants-analyses-of-nutrient-composition-storage-stability-and-in-vitro-ruminal-fermentation
#13
Seoyoung Jeon, Keun-Nam Sohn, Seongwon Seo
BACKGROUND: By-products of pickled radish (BPR) are considered food waste. Approximately 300 g/kg of the total mass of raw materials becomes BPR. Production of pickled radish has grown continuously and is presently about 40,000 metric tons annually in Korea. The objective of the present study was thus to explore the possibility of using BPR as a ruminant feed ingredient. RESULTS: BPR contained a large amount of moisture (more than 800 g/kg) and ash, and comprised mostly sodium (103 g/kg DM) and chloride (142 g/kg DM)...
2016: Journal of Animal Science and Technology
https://www.readbyqxmd.com/read/27606072/at-slaughtering-and-post-mortem-characteristics-on-traditional-market-ewes-and-halal-market-ewes-in-tuscany
#14
Clara Sargentini, Roberto Tocci, Matteo Campostrini, Eleonora Pippi, Valeria Iaconisi
BACKGROUND: The aim of this work was the comparison between the carcass and the meat ewes of the regional Traditional market and the Islamic religious (Halal) market. METHODS: Thirty and 20 at the end of career traditional market and Halal market ewes were slaughtered following the EC (European Council, 2009) animal welfare guidelines. Live weight of ewes was taken and dressing percentage of carcasses was calculated. On every carcass zoometric measurement and the evaluation trough the EU grid rules were performed...
2016: Journal of Animal Science and Technology
https://www.readbyqxmd.com/read/27588208/in-situ-ruminal-degradation-characteristics-of-dry-matter-and-crude-protein-from-dried-corn-high-protein-corn-and-wheat-distillers-grains
#15
Y H Lee, F Ahmadi, D Y Choi, W S Kwak
BACKGROUND: The continuing growth of the ethanol industry has generated large amounts of various distillers grains co-products. These are characterized by a wide variation in chemical composition and ruminal degradability. Therefore, their precise formulation in the ruminant diet requires the systematic evaluation of their degradation profiles in the rumen. METHODS: Three distillers grains plus soluble co-products (DDGS) namely, corn DDGS, high-protein corn DDGS (HP-DDGS), and wheat DDGS, were subjected to an in situ trial to determine the degradation kinetics of the dry matter (DM) and crude protein (CP)...
2016: Journal of Animal Science and Technology
https://www.readbyqxmd.com/read/27551433/effects-of-persimmon-peel-supplementation-on-pork-quality-palatability-fatty-acid-composition-and-cholesterol-level
#16
Sang Moo Lee, Ik Heon Kim, Young Min Choi
BACKGROUND: The objectives of this study were to investigate the effects of persimmon peel (PPM) supplementation on carcass performance, pork quality, eating quality, fatty acid composition, and cholesterol concentration of the porcine longissimus dorsi muscle. RESULTS: No adverse effects of PPM supplementation were observed on carcass and meat quality characteristics among the treatment groups (P > 0.05), whereas pork loins from pigs fed a diet supplemented with 0...
2016: Journal of Animal Science and Technology
https://www.readbyqxmd.com/read/27536381/effects-of-injection-of-hydrolysis-plasma-protein-solution-on-the-antioxidant-properties-in-porcine-m-longissimus-lumborum
#17
Hyun-Woo Seo, Jin-Kyu Seo, Han-Sul Yang
BACKGROUND: Plasma protein hydrolysates have been shown to possess antioxidant activity. However, no report has yet to examine the antioxidant effects of injection of plasma protein hydrolysates on meat quality. Therefore, in this study, the effects of injection of hydrolysis plasma protein solution on meat quality and storability were investigated in porcine M. longissimus lumborum. METHODS: Twelve pigs were randomly selected at a commercial slaughter plant and harvested...
2016: Journal of Animal Science and Technology
https://www.readbyqxmd.com/read/27504191/effect-of-choline-chloride-supplementation-on-milk-production-and-milk-composition-of-etawah-grade-goats
#18
Supriyati, I Gusti Made Budiarsana, Lisa Praharani, Rantan Krisnan, I Ktut Sutama
BACKGROUND: The effect of choline chloride supplementation through forced drinking combined with concentrate diets containing Ca-fish oil on milk production and milk composition of Etawah Grade goats was evaluated. Choline chloride is an essential component in ruminant diets as it is required for fat metabolism. METHOD: The experiment was conducted in a completely randomized block design with three types of treatments and eight replications. The trial had two successive experimental periods; the first, during the eight weeks of late pregnancy, and the second, during the first 12 weeks of lactation...
2016: Journal of Animal Science and Technology
https://www.readbyqxmd.com/read/27489723/dietary-beet-pulp-decreases-taurine-status-in-dogs-fed-low-protein-diet
#19
Kwang Suk Ko, Andrea J Fascetti
BACKGROUND: It is known that large dogs who are fed lamb and rice diets are at increased risk to develop taurine-deficiency-induced dilated cardiomyopathy. Since dogs obligatorily conjugate bile acids (BA) with taurine, we determined whether rice bran (RB) or other fibers (cellulose; CL, beet pulp; BP) would affect BA excretion and/or the taurine status of dogs. RESULTS: Eighteen medium/large mixed-breed dogs were given purified diets containing CL, BP, or RB for 12 weeks...
2016: Journal of Animal Science and Technology
https://www.readbyqxmd.com/read/27458523/prevalence-of-pale-soft-and-exudative-pse-condition-in-chicken-meat-used-for-commercial-meat-processing-and-its-effect-on-roasted-chicken-breast
#20
Deshani S Karunanayaka, Dinesh D Jayasena, Cheorun Jo
BACKGROUND: Studies on prevalence of pale, soft, exudative (PSE) condition in Sri Lankan poultry industry is minimal. Hence, the objective of present study was to determine the incidence of PSE chicken meat in a commercial meat processing plant and to find out its consequences on meat quality traits of roasted chicken breast. METHOD: A total of 60 breast fillets were randomly selected, evaluated based on color L* value, and placed into 1 of 2 categories; PSE (L* > 58) or normal meat (L* ≤ 58)...
2016: Journal of Animal Science and Technology
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