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加里·桑顿表示:2009年家禽生产将会有所下降。而家禽生产者们则寄希望于2010年的经济复苏。
一 2009年的经济前景如何? 相似文献
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2005年蛋氨酸市场回顾与2006年展望 总被引:1,自引:0,他引:1
2005年,我国家禽业饱受禽流感疫情的影响,家禽及其相关产品的消费都受到较大的影响和冲击,国内蛋氨酸市场经受了禽流感的洗礼,但依然保持稳步发展势头。 相似文献
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家禽存栏与出栏量我国是家禽生产大国,家禽生产在畜牧业发展、在国际家禽业中均占有重要地位。2002年全国家禽存栏达47亿只(居世界首位),出栏83亿只(仅次于美国居世界第二位)。其中家禽存栏与出栏量最多的是华东区,分别占34.5%和37.4%;其次是华南区,分别占31.4%和 相似文献
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这次禽流感的爆发,给家禽业以巨大打击。我们做为从事家禽业的一份子,在概叹自然界的诡异之余,应当冷静思考,今后家禽业的发展模式该如何走? 相似文献
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30年来,肉鸡业取得了很大成功,而蛋鸡业也在新产品开发中大步前进,在未来的10~20年间家禽业还将继续发展。近年来,肉鸡业的舍饲和生产系统已经越来越标准化,在蛋鸡舍饲系统这一问题上的分歧越来越多。肉鸡和蛋鸡保持了良好健康状况,死亡率达到前所未有的低水平。这些成果均源于遗传选择,采用有效的疫苗和抗生素,以及对生物安全重要性和农场全面卫生的日益增长的认知度。尽管目前养鸡业还没有受到其他规模化养殖业中出现的环境因素的影响,但饲养数量的增加不可避免地对合理处理粪便提出了更大挑战。在未来20年,家禽的营养需要不会发生太大的变化,其研究将以开发不断增长的遗传潜力,提供不含药物添加剂的天然饲料配方,以及研究家禽产品对人类健康的影响为指导。动物生产和畜产品对人类健康的影响是目前政府极为重视的问题,我们应该支持改进生产及其产品,以便让这些产品对人体健康产生积极的影响。 相似文献
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蚕种的供需平衡往往受多种变化因素的影响 ,蚕种准备少了 ,会影响蚕桑生产需要。如果提前出库浸酸 ,因冷藏时间不足造成蚕种孵化不齐 ,不符合生产用种要求。反之 ,蚕种准备过多 ,则造成报废损失。因此 ,搞好蚕种余缺调剂工作是蚕种供应中经常面临的问题。为了解决这一问题 ,我站近两年开展了相关的试验研究。 1999年进行了成批中秋用种改早秋用种的浸酸处理 ,结果表明 ,浸酸前采用高温冲击2小时 ,浸酸时适当增加浸酸时间 ,其实用孵化率将显著提高 ,孵化和养蚕成绩与早秋入库蚕种一样 ,均获得丰收。1 处理操作1.1 入库冷藏。按照传统的浸酸… 相似文献
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从食品安全体系的构建、食物中毒管理等方面介绍韩国的做法和经验,并初步分析近年来韩国食物中毒事件的趋势,以期为探索和构建适合于我国国情的食品安全体系提供一些思路。 相似文献
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T. S. Kim M. J. Kim S. H. Kim J. J. Seo H. Y. Kee J. K. Jung D. R. Ha E. S. Kim Y. W. Moon S. K. Lim M. K. Kim H. M. Nam 《Zoonoses and public health》2012,59(7):482-489
The purpose of this study was to determine the changing pattern of Salmonella serotypes causing acute diarrhoea in humans in Gwangju area, Korea, during 2000–2009. A total of 596 Salmonella isolated from culture of 29 896 faecal samples of patients with acute diarrhoea were included in this study. Faecal samples were collected from local hospitals and clinics in Gwangju area during January 2000–December 2009. The mean annual frequency of isolates for the 10 years was 2.0% (range, 0.9–6.0). The isolates were serologically classified into 43 different serotypes. The 10 most common serotypes were Salmonella Enteritidis (47.9%), S. Typhimurium (20.4%), S. Braenderup (3.2%), S. Montevideo (2.9%), S. Paratyphi B (2.9%), S. London (2.3%), S. Bardo (1.7%), S. Virchow (1.7%), S. Infantis (1.5%) and S. Typhi (1.5%), accounting for 86% of all the isolates. Temporal variations were observed in the distribution of different Salmonella serotypes over the years, and only S. Enteritidis and S. Typhimurium were persistent throughout the study period. Although age specificity varied with serotypes, Salmonella was isolated most frequently from children below 5 years of age (179/596, 30.0%). A seasonal trend was apparent, and the highest rates were found in the summer months. This is the first report of the annual frequency of isolation of Salmonella serotypes, and seasonal and age‐specific patterns of salmonellosis in humans in Gwangju area, Korea, over a decade‐long period. 相似文献
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Dong-Kun Yang Yoon-I Oh Hye-Ryoung Kim Youn-Jeong Lee Oun-Kyong Moon Hachung Yoon Byounghan Kim Kyung-Woo Lee Jae-Young Song 《Journal of veterinary science (Suw?n-si, Korea)》2011,12(4):373-377
Climate change induced by recent global warming may have a significant impact on vector-borne and zoonotic diseases. For example, the distribution of Japanese encephalitis virus (JEV) has expanded into new regions. We surveyed the levels of hemagglutination-inhibition (HI) antibodies against JEV (Family Flaviviridae, genus Flavivirus) in wild birds captured in Korea. Blood samples were collected from 1,316 wild birds including the following migratory birds: Oceanodroma castro (n = 4), Anas formosa (n = 7), Anas penelope (n = 20), Fulica atra (n = 30), Anas acuta (n = 89), Anas crecca (n = 154), Anas platyrhynchos (n = 214), Aix galericulata (n = 310), and Anas poecilorhyncha (n = 488). All were captured in 16 locations in several Korea provinces between April 2007 and December 2009. Out of the 1,316 serum samples tested, 1,141 (86.7%) were positive for JEV. Wild birds captured in 2009 had a higher seroprevalence of ant-JEV antibodies than those captured in 2007. Wild birds with an HI antibody titer of 1 : 1,280 or higher accounted for 21.2% (280/1,316) of the animals tested. These findings indicated that wild birds from the region examined in our study have been exposed to JEV and may pose a high risk for introducing a new JEV genotype into Korea. 相似文献
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H W Hannah 《Journal of the American Veterinary Medical Association》1970,157(10):1299-1300