date:Dec 28, 2012
Argentina's top farming groups are halting the sale of livestock for 24 hours to protest the government's planned expropriation of the Argentine Rural Society's exposition center.
The country's biggest farm show called La Rural is held here each year as a showcase for the industry.
President Cristina Fernandez's government and farmers have been at odds since 2008 when wide protests against soy export taxes disrupted grain exports.
Argentina is the world's No. 3 soybean exporter and major s