Animal Husbandry

畜牧业
  • 文章类型: Journal Article
    背景:具有传染性和经济破坏性,小反刍动物(PPR)是一种影响山羊和绵羊的病毒性疾病,造成牲畜生产力的重大损失,并对全球粮食安全和农村生计构成威胁。
    目的:本研究旨在评估山羊农场主的知识状况,孟加拉国Sylhet区对PPR病的态度和实践(KAP)。
    方法:全面的横断面调查,进行了11周,针对130只山羊的主人.在对20名农民进行试点研究后,我们验证了关于PPRKAP的一组17个经过验证的问题.数据收集是由训练有素的团队使用KOBO工具箱通过面对面访谈进行的,根据既定的知识阈值(>65%)解释回答,态度(>75%)和实践(>70%)。
    结果:总体而言,67.7%的参与者表现出良好的PPR疾病知识水平。与女性相比,男性表现出1.42倍的知识几率(优势比=1.42)。中年组(31-45岁)的知识水平明显较高(83.3%,p<0.001)。在这个年龄段,积极实践水平也明显更高(54.8%)。具有高等教育背景的人表现出最积极的实践水平(>80%)。来自非政府组织就业的额外收入的参与者表现出更高的积极实践水平(71.4%),比其他收入来源高1.46倍。
    结论:战略干预应优先考虑女性农民,教育赋权和与非政府组织合作,以加强孟加拉国的牲畜健康和农村生计,作为国家PPR控制战略的一部分,以实现国际动物卫生组织/世界动物卫生组织(OIE/WOAH)和粮食及农业组织(FAO)到2030年根除PPR的目标。
    BACKGROUND: Contagious and economically devastating, peste des petits ruminants (PPR) is a viral disease affecting goats and sheep, causing significant losses in livestock productivity and posing a threat to food security and rural livelihoods worldwide.
    OBJECTIVE: This study was conducted to assess the status of goat farmer\'s knowledge, attitude and practice (KAP) about PPR disease at Sylhet district of Bangladesh.
    METHODS: A comprehensive cross-sectional survey, conducted over 11 weeks, targeted 130 goat owners. Following a pilot study with 20 farmers, a set of 17 validated questions on PPR KAP was validated. Data collection was performed through face-to-face interviews by a trained team using KOBO Toolbox, with interpretation of responses based on established thresholds for knowledge (>65%), attitude (>75%) and practice (>70%).
    RESULTS: Overall, 67.7% of participants demonstrated a good level of knowledge about PPR disease. Males exhibited 1.42 times higher odds of knowledge compared to females (odds ratio = 1.42). The middle age group (31-45 years) showed significantly higher knowledge levels (83.3%, p < 0.001). Within this age group, positive practice levels were also notably higher (54.8%). Those with a higher secondary education background exhibited the most positive practice levels (>80%). Participants whose additional income came from non-governmental organization employment showed a higher positive practice level (71.4%), 1.46 times higher than other income sources.
    CONCLUSIONS: Strategic interventions should prioritize female farmers, educational empowerment and collaboration with non-governmental organizations to bolster livestock health and rural livelihoods in Bangladesh as part of national PPR control strategy to fulfil the goals of Office International des Epizooties/World Organization for Animal Health (OIE/WOAH) and Food and Agriculture Organization (FAO) PPR eradication by 2030.
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  • 文章类型: Journal Article
    国际社会对散居分娩的兴趣正在增长,欧盟(EU)内部正在就新的法律要求进行讨论。然而,在商业生产中,缺乏关于松散饲养的分娩围栏尺寸和母猪尺寸的经验数据。这项研究的目的是绘制和描述瑞典商业仔猪生产农场的母猪大小和松散饲养的围栏大小。该研究包括35个中型至大型瑞典仔猪生产农场的146头母猪和51个围栏类型(生产中的母猪为106至1300头)。母猪长度为129至238cm(平均±SD191.3±19.3cm),母猪高度为74至133cm(86.7±7.7cm)。躺下时母猪占用的占地面积(长度x高度)为1.0至3.2m2(1.7±0.3m2)。笔长度为259至415厘米(315.1±24.3厘米),笔宽度从188到245厘米(207.0±10.7厘米),笔总面积为5.7至8.9m2(6.5±0.5m2),仔猪角面积为0.5~1.8m2(1.1±0.4m2),母猪可用面积(总面积-仔猪角面积)为3.9~6.4m2(5.4±0.6m2)。这些结果表明,母猪有很大的变化,瑞典商业仔猪生产农场的围栏和仔猪角尺寸。这会带来母猪和围栏尺寸不匹配的风险(围栏相对于母猪尺寸太短),尤其是对于年龄较大的母猪。这些发现对动物福利和生产具有实际意义,并强调了设计适应未来母猪的松散围栏的重要性。凋落物和仔猪大小。
    International interest in loose-housed farrowing is growing and there are ongoing discussions within the European Union (EU) on new legal requirements. However, there is a lack of empirical data on loose-housed farrowing pen sizes and sow dimensions in commercial production. The aim of this study was to map and describe sow size and loose-housing farrowing pen size on commercial piglet-producing farms in Sweden. The study included 146 sows and 51 pen types on 35 medium sized to large Swedish piglet-producing farms (ranging from 106 to 1300 sows in production). Sow length ranged from 129 to 238 cm (mean ± SD 191.3 ± 19.3 cm) and sow height from 74 to 133 cm (86.7 ± 7.7 cm). Floor space occupied by the sow when lying down (length x height) ranged from 1.0 to 3.2 m2 (1.7 ± 0.3 m2). Pen length ranged from 259 to 415 cm (315.1 ± 24.3 cm), pen width from 188 to 245 cm (207.0 ± 10.7 cm), total pen area from 5.7 to 8.9 m2 (6.5 ± 0.5 m2), piglet corner area from 0.5 to 1.8 m2 (1.1 ± 0.4 m2) and area available for the sow (total area - piglet corner area) from 3.9 to 6.4 m2 (5.4 ± 0.6 m2). These results show that there is substantial variation in sow, pen and piglet corner size on commercial piglet-producing farms in Sweden. This poses a risk of mismatches between sow and pen size (pens too short in relation to sow dimensions), especially for older sows. These findings are of practical significance for animal welfare and production and emphasise the importance of designing loose-housed pens adapted to future sow, litter and piglet size.
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  • 文章类型: Journal Article
    自古以来,由于疾病爆发,印度的畜牧业一直面临重大损失。因此,生物安全措施对于维持和改善动物健康以及预防疾病爆发非常重要。考虑到这些事实,这项研究的目的是评估商业乳制品采用的现有生物安全措施,猪和家禽养殖场。目前的研究是在北方邦进行的,因为它是牛奶和肉类生产的领先国家。随机选择了120个农民,其中每个40个从事商业乳制品,猪和家禽养殖。事后研究方法与面对面访谈和观察一起使用以收集数据。生物安全措施在七个方面进行了评估,例如,农场的位置和设计,限制访问,隔离和隔离,清洁和消毒,饲料和水的管理,尸体的处置,粪便和废物,和健康管理。结果表明,约有50%的农民采用了中等水平,他们在51种做法中采用了18-34种做法。平均总体采用分数为34.17分(占51分(占67%)),这使得总体采用差距为33%。在限制获取的情况下,采用率差距最大(43%),而在饲料和水管理的情况下,采用率差距最小(27%)。猪和家禽养殖户的生物安全措施明显高于奶农(p<0.05)。采用生物安全措施的更重要因素是农民的知识水平(p<0.01)。其他因素,如教育,收入,牛群/羊群大小,信息和通信技术利用,培训数量对实际实施生物安全也有显著贡献(p<0.05)。因此,必须通过动手培训以及适当演示维护农场生物安全所涉及的各种程序来确保农民对这些措施的更好理解。
    India\'s livestock sector has been facing significant losses due to episodes of disease outbreaks since time immemorial. Hence, biosecurity measures are very important to maintain and improve animal health along with prevention of disease outbreak. Keeping these facts into consideration, the study was proposed with an objective to assess the existing biosecurity practices adopted by the commercial dairy, pig and poultry farms. The current study was undertaken in the state of Uttar Pradesh as it is the leading state in milk and meat production. A total of 120 farmers were selected randomly including 40 each practicing commercial dairy, pig and poultry farming. An ex-post facto research methodology was used with face-to-face interview and observation to collect data. The biosecurity practices were assessed under seven dimensions such as, location and design of farm, restricted access, isolation and quarantine, cleaning and disinfection, management of feed and water, disposal of carcass, manure and waste, and health management. Results elicited that about 50% of the farmers had medium level of adoption who adopted 18-34 practices out of 51 practices. The average overall adoption score was 34.17 out of 51 (67%) which makes an overall adoption gap of 33%. Maximum adoption gap was seen in case of restricted access (43%) whereas minimum gap in adoption was seen in case of management of feed and water (27%). Pig and poultry farmers showed significantly higher biosecurity measures than dairy farmers (p < 0.05). The more significant contributors to the adoption of biosecurity measures were the level of knowledge of the farmers (p < 0.01). Other factors such as education, income, herd/flock size, Information and Communication Technology utilization, number of trainings also had a significant contribution (p < 0.05) in actual implementation of biosecurity. Hence, better understanding of these measures among the farmers must be ensured by hands on training along with proper demonstration of various procedures involved in maintaining farm biosecurity is need of the hour.
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  • 文章类型: Journal Article
    衣原体病是一种破坏性疾病,是全球两栖动物种群减少的主要原因。尽管对这种两栖动物疾病系统进行了超过20年的积极研究,我们仍然没有安全的治疗方法,可以广泛用于跨物种。这里,我们显示的证据表明,伏立康唑是一种成功的方法治疗1种两栖动物在圈养和这种治疗可以提供的好处比其他治疗方案,如热或伊曲康唑,不能用于所有物种和生命阶段。我们使用伏立康唑进行了2种治疗乳糜菌病。治疗是有效的,并导致100%的病原体清除,死亡停止了。此外,用伏立康唑治疗青蛙比伊曲康唑等治疗方法需要更少的处理,并且不需要专门的设备,比如热处理。我们强调应进行临床治疗试验以确定最佳剂量和治疗时间,并且试验应测试这种治疗对t和其他物种是否安全有效。
    Chytridiomycosis is a devastating disease and is a key cause of amphibian population declines around the world. Despite active research on this amphibian disease system for over 2 decades, we still do not have treatment methods that are safe and that can be broadly used across species. Here, we show evidence that voriconazole is a successful method of treatment for 1 species of amphibian in captivity and that this treatment could offer benefits over other treatment options like heat or itraconazole, which are not able to be used for all species and life stages. We conducted 2 treatments of chytridiomycosis using voriconazole. The treatment was effective and resulted in 100% pathogen clearance, and mortality ceased. Additionally, treating frogs with voriconazole requires less handling than treatment methods like itraconazole and requires no specialized equipment, like heat treatment. We highlight that clinical treatment trials should be conducted to identify an optimum dosage and treatment time and that trials should test whether this treatment is safe and effective for tadpoles and other species.
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  • 文章类型: Journal Article
    本文介绍了在阿克莫拉地区条件下生产羔羊的科学研究结果。该实验是在纯种的哈萨克短尾粗毛和杂交绵羊上进行的,这些绵羊是从哈萨克短尾粗毛皇后与汉普郡品种的产羊者的工业杂交中获得的。Further,这篇文章介绍了喂养和育肥的结果,以及不同年龄的哈萨克粗毛绵羊品种的绵羊尸体的形态组成。研究对象为上述品种的三组实验羊,其中复合饲料以追肥的形式包含在I实验组的饮食中,在II实验组中,谷物废物也被用于追肥,对照组饲喂不追肥。在实验羊饲养研究的基础上,发现以复合饲料形式接受受精的实验绵羊在喂养期间的绝对增加量高于其同龄人,分别,0.2和1.49公斤。在形态和品种组成方面,特别是,削减1级的数量,与同龄人相比,实验绵羊以复合饲料的形式接受受精也有优势,分别,2.3-8.3%。总的来说,关于生长的研究结果,实验羊的发育和屠宰质量,即纯种的哈萨克族短尾粗毛杂种,从与早熟品种“汉普郡”的绵羊生产者杂交获得的结果表明,从出生到2和4个月。例如,在研究指标方面,杂交绵羊略优于纯种同龄人。特别是,从4到6个月喂养哈萨克粗毛宽尾品种的绵羊的结果,取决于追肥。
    The article presents the results of scientific research on the production of lamb in the conditions of the Akmola region. The experiment was conducted on purebred Kazakh short-tailed rough-haired and cross-bred sheep obtained from industrial crossing of Kazakh short-tailed rough-haired queens with sheep- producers of the hampshire breed. Further, the article presents the results of feeding and fattening, as well as the morphological composition of the carcass of sheep of the Kazakh coarse-haired sheep breed of different ages. The object of the study for feeding and fattening were three groups of experimental sheep of the above-mentioned breed, where compound feed was included in the diet of the I experimental group in the form of top dressing, in the II experimental group, grain waste was also used for top dressing, and the control group was kept in the feed without top dressing. Based on the study of the feeding of experimental sheep, it was found that the absolute increase during the feeding period in experimental sheep who received fertilization in the form of compound feed is higher than in their peers, respectively, by 0.2 and 1.49 kg. In terms of morphological and varietal composition, in particular, the number of cuts of grade 1, there was also an advantage of experimental sheep that received fertilization in the form of compound feed compared to their peers, respectively, by 2.3-8.3%. In general, the results of a study on the growth, development and slaughter qualities of experimental sheep, i.e. purebred Kazakh short-tailed rough-haired and crossbred, obtained from crossing with sheep producers of the precocious breed \"hampshire\" showed that from the moment of birth to 2 and 4 months. For example, crossbred sheep were slightly superior to purebred peers in terms of the studied indicators. In particular, the results of feeding sheep of the Kazakh coarse-haired broad-tailed breed from 4 to 6 months, depending on the top dressing.
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  • 文章类型: Journal Article
    该研究比较了在清除和室内常规系统下,当地鸡与当地x肉鸡杂种的营养摄入量和生长性能。两种鸡类型中的每一种共48只雄性和48只雌性鸡被分配到四个户外散养围栏中。从第5周至第13周龄,在补充高粱加厨房垃圾和肉鸡种植者的同时,允许鸡清除。使用室内常规系统重复相同的设计。本地鸡及其与肉鸡的杂交在清除系统下的生长速率高于室内生产系统(P<0.05)。饲喂相同日粮时,本地鸡及其与肉鸡的杂交具有相同的生长速率(P>0.05)。在两种系统下,本地鸡的作物和gizard含量与肉鸡的杂交具有相同的粗蛋白(P>0.05)。作物和g子含量的粗蛋白值范围为25.4%至30.4%。清除鸡的作物和g的能量含量为16.2至17.1MJ/Kg,低于室内常规系统下的鸡的能量含量(20.3至25.8kJ/Kg)(P<0.05)。清除鸡中的铁含量范围为655.7至1619.4mg/Kg,封闭鸡中的铁含量范围为156.1至621.4mg/Kg。同类型的鸡在清除系统下的作物铁含量和g含量均高于常规系统(P<0.05)。本地鸡和肉鸡之间的杂种与本地鸡的清除能力相匹配,但在清除系统下的生长速率较低。
    The study compared nutrient intake and growth performance of local chickens to that of local x broiler crossbreds under scavenging and indoor conventional systems. A total of 48 male and 48 female chickens for each of the two chicken types were allocated to four outdoor free-range pens. The chickens were allowed to scavenge whilst being supplemented with sorghum plus kitchen waste and broiler growers from week 5 to week 13 of age. The same design was repeated using the indoor conventional system. Local chickens and their crosses with broilers had higher growth rates under the scavenging system than the indoor production system (P < 0.05). Local chickens and their crosses with broilers had the same growth rates when fed the same diet (P > 0.05). Crop and gizzard contents from local chickens had the same crude protein as their crosses with broilers under both systems (P > 0.05). The crude protein values of crop and gizzard contents ranged from 25.4 to 30.4%. Crop and gizzard contents from scavenging chickens had energy content ranging from 16.2 to 17.1 MJ/Kg which was lower (P < 0.05) than that from chickens under the indoor conventional system (20.3 to 25.8 kJ/Kg). Iron content ranged from 655.7 to 1619.4 mg/Kg in scavenging chickens and 156.1 to 621.4 mg/Kg in enclosed chickens. Chickens of the same type had higher iron content in their crop and gizzard contents under the scavenging system than the conventional system (P < 0.05). Crossbreds between local chickens and broilers matches the scavenging abilities of the local chickens but have lower growth rates under the scavenging system.
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  • 文章类型: News
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  • 文章类型: Journal Article
    背景:牛跛行是畜牧业面临的重大福利和经济问题。已发表的研究调查了奶牛群中的足部修剪做法,但是对牛群的做法知之甚少。因此,这项研究的目的是获得有关英国境内肉牛的专业牛脚修剪器当前做法的信息。
    方法:使用联合信息系统委员会平台创建了一个包含16个问题的在线调查。该调查已开放3个月。
    结果:接受预防性足部修剪的奶牛和肉牛的比例之间存在显着差异(p<0.05)。数字皮炎是受访者修剪跛脚牛肉动物时最常见的跛脚原因,其次是白线病。提出了对脚部修剪者对牛肉农场参与障碍的看法的主题分析,除了他们对兽医参与牛肉跛行的意见。
    结论:分布偏差可能影响了结果,因为该调查是在牛蹄护理标准委员会和全国牛蹄修剪协会的支持下在线分发的。不属于任何专业机构的脚部修剪器的百分比是未知的。
    结论:进一步研究跛行对奶牛和育成牛的影响,包括调查减少牛肉系统跛行的预防措施,是有保证的。
    BACKGROUND: Cattle lameness is a significant welfare and economic problem facing the livestock industry. Published research has investigated foot trimming practices in dairy herds, but little is known about the practices in beef herds. Therefore, the objective of this study was to obtain information about the current practices of professional cattle foot trimmers concerning beef cattle within the UK.
    METHODS: An online survey comprising 16 questions was created using the Joint Information Systems Committee platform. The survey was open for 3 months.
    RESULTS: There was a significant difference (p < 0.05) between the proportions of dairy cattle and beef cattle receiving preventative foot trims. Digital dermatitis was the most commonly recorded cause of lameness when a lame beef animal was trimmed by the respondents, followed by white line disease. A thematic analysis of foot trimmers\' opinions of barriers to engagement on beef farms is presented, in addition to their opinions on veterinary involvement with beef lameness.
    CONCLUSIONS: Distribution bias may have affected the results, as the survey was distributed online with support from the Cattle Hoof Care Standards Board and the National Association of Cattle Hoof Trimmers. The percentage of foot trimmers not affiliated with either professional body is not known.
    CONCLUSIONS: Further research on the impact of lameness on suckler and finishing cattle, including investigations into preventative actions to reduce lameness in beef systems, is warranted.
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  • 文章类型: Journal Article
    优质饲料的季节性短缺仍然是农牧民的瓶颈,也是西非萨赫勒农牧系统中畜牧业生产的最重要限制。在这方面,已经引入了各种有前途的技术来增加优质饲料的产量和可用性。尽管该地区引入了各种饲料技术,小农的采用率很低。这项研究的目的是确定影响尼日尔两个地区农牧家庭使用改良牲畜饲料技术的可能性的因素。使用从2023年2月至4月之间随机选择的218个农牧家庭收集的数据,采用了Logit模型。研究表明,农牧家庭对改良的牲畜饲料技术的认识和使用较低。研究结果表明教育水平的积极影响,农民团体的成员资格和小反刍动物的所有权,以提高使用改进的牲畜饲料技术的可能性。家庭的地理区域是使用改进的牲畜饲料技术的决定因素之一。改进的牲畜饲料技术的使用也受到家庭规模的影响。该研究为决策者制定战略以提高西非萨赫勒农牧家庭对改良牲畜饲料技术的利用提供了指导。建议的策略可以反过来缓解当前牲畜生产力低下的问题,有助于改善农牧社区的家庭粮食安全和营养。
    Seasonal scarcity of quality feed continues to be a bottleneck for agro-pastoralists and is the most important limitation to livestock production in agro-pastoral systems in the West African Sahel. In this regard, diverse promising technologies to increase the production and availability of quality feed have been introduced. Despite the introduction of various feed technologies in the region, the adoption rate by smallholder farmers is very low. The objective of this study was to identify factors affecting the likelihood of using improved livestock feed technologies among agro-pastoral households in two regions of Niger. A logit model was employed using data collected from randomly selected 218 agro-pastoral households between February and April 2023. The study revealed low awareness and use of improved livestock feed technologies among agro-pastoral households. The findings suggested the positive impact of education level, membership of farmer groups and ownership of small ruminant on enhancing the probability of using improved livestock feed technologies. Households\' geographical area was one of the determinant factors in using improved livestock feed technologies. The use of improved livestock feed technologies was also influenced by family size. The study provides guidance to inform strategies by the decision-makers to enhance the utilization of improved livestock feed technologies among agro-pastoral households in the West African Sahel. Suggested strategies may in turn alleviate the current problem of low productivity of livestock, contribute to improving household food security and nutrition among agro-pastoral communities.
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    文章类型: Journal Article
    A swine production system had 3 sections located a few kilometers apart. Sections A and C contained several thousand sows and nursery and finishing pigs. Section B, located between the other 2 sections, was the smallest and had 6 finishing sites and 2 sow sites. The entire system was infected with porcine reproductive and respiratory syndrome virus, Mycoplasma hyopneumoniae, and Actinobacillus pleuropneumoniae. Section B was depopulated, cleaned, disinfected, and repopulated with negative gilts. Despite extreme measures, recontamination occurred for each pathogen, with aerosol considered the most plausible contamination source.
    Transmission suspectée d’agents pathogènes porcins par aérosol : un cas de terrainUn système de production porcine comportait 3 sections situées à quelques kilomètres l’une de l’autre. Les sections A et C contenaient plusieurs milliers de truies et de porcs en maternité et en finition. La section B, située entre les 2 autres sections, était la plus petite et comptait 6 sites de finition et 2 sites de truies. L’ensemble du système était infecté par le virus du syndrome reproducteur et respiratoire porcin, Mycoplasma hyopneumoniae et Actinobacillus pleuropneumoniae. La section B a été dépeuplée, nettoyée, désinfectée et repeuplée de cochettes négatives. Malgré des mesures extrêmes, une recontamination s’est produite pour chaque agent pathogène, les aérosols étant considérés comme la source de contamination la plus plausible.(Traduit par Dr Serge Messier).
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