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1997至2005年间,世界猪肉消费量提高了27％,2005年的猪肉消费量超过9300万t。在世界范围内,猪肉是首选肉类。猪肉是中国人民的主要肉食品,据国家统计局提供的资料,2006年我国城镇居民猪肉人均购买量为每月1．646kg,占肉禽类消费比重为55．69％。从各省份来看,广西城镇居民每月人均猪肉购买量达到2．70kg,居全国之首;其次是广东省,为2．45kg。从2003年下半年开始,养猪持续两年的高效益使生猪产业蓬勃发展,2004、2005年上半年,养猪户补栏种猪积极,母猪存栏比重上升至较高水平,生猪出栏呈释放式增长,供应充足。2005年7月,四川省生猪链球菌的蔓延,致使供求关系失衡。到2006年5月,全国猪肉市场已进入第四个波动大周期的波谷(低谷),收购价开始大幅下滑,养殖户大量屠杀母猪,存栏量大减,下降了20％左右。8月份价格恢复性上涨,价格开始理性回归,但供大于求的格局没有改变,涨幅平稳。进入2007年4月下旬,我国猪肉价格如股票一样如日中天,其中部分地区猪肉价格上涨至1997年以来的高点。
Between 1997 and 2005, world pork consumption increased by 27% and pork consumption in 2005 exceeded 93 million tons. Pork is the meat of choice worldwide. Pork is the staple food of the Chinese people. According to the information provided by the National Bureau of Statistics, the per capita purchase of pork by urban residents in China was 1.646 kg per month in 2006, accounting for 55.69% of the total consumption of meat poultry. From all provinces, Guangxi urban residents per capita pork purchases reached 2.70kg, ranking first in the country; followed by Guangdong Province, 2.45kg. Since the second half of 2003, the high efficiency of pig raising for two years has boosted the live pig industry. In the first half of 2004 and the first half of 2005, pigs were slaughtered pigs actively, the share of sows increased to a higher level, and the slaughter of live pigs was released Growth, adequate supply. In July 2005, the spread of Streptococcus suis in Sichuan Province caused the imbalance between supply and demand. By May 2006, the national pork market has entered the trough (trough) of the fourth major period of volatility. The purchase price started to drop sharply. Farmers slaughtered sows in large numbers, and their stocks dropped drastically by about 20%. Price recovery in August rose, the price began to rational return, but the pattern of oversupply has not changed, or stable. Into the end of April 2007, China’s pork prices as well as the stock market, some of them pork prices rose to the high point since 1997.