The Brazilian state of Parana, which last week declared itself a transgenics-free territory, is holding some 800 trucks - some of them from Paraguay - carrying genetically modified soy, its government said Wednesday.</p><p><a href="http://www.zawya.com/printstory.cfm?storyid=295u0812&Section=Markets&page=Commodities&l=004000031023">Bloomberg: Brazilian state impounds cargos of transgenic soy</a></p><p><a href="http://www.reuters.com/newsArticle.jhtml?type=topNews&storyID=3697665&pageNumber=0">Reuters: Brazil battle over biotech soy threatens top export</a>