(SeeNews) - Feb 28, 2014 - Brazilian sugar, ethanol and biomass energy producer Raizen Energia registered a net revenue of BRL 2.1 billion (USD 905.4m/EUR 661.1m) for the fourth quarter of 2013, down 18.4% year-on-year, according to figures released by its parent Cosan (BVMF:CSAN3).