Reuters: Germany’s ruling parties have reached a deal to reduce support for the solar energy sector by 8 percent in 2009 and 2010, far less than the booming industry had feared. Shares in German solar power companies rallied, topping the leader board of Frankfurt’s technology index after the deal came in lower than the 30 percent decrease in 2009 some German conservatives had pushed for. German law requires utilities to pay solar energy producers higher prices for solar power they put …