By Nacho Doce CASTELNAUDARY, France (Reuters) -Protesting farmers blocked roads across France on Wednesday to press the government to ease its drive for lower consumer prices and reduce environmental regulations. Many farmers struggle financially and say their livelihoods are threatened as food retailers are increasing pressure to bring down prices after a phase of high inflation. “There are too many regulations,” Thomas Bonnet, the head of a youth farmers’ union in the southwestern France’s Castelnaudary area told Reuters at a blockade. “We’d like to be able to work like in some of the neighb…