(Bloomberg) -- Australia’s regulator raised concerns that Louis Dreyfus Co.’s proposed takeover of Namoi Cotton Ltd. will likely reduce competition for processing services for some of the nation’s growers.Most Read from BloombergSlovak Premier Fighting for Life After Assassination AttemptS&P 500 Tops 5,300 in Record-Breaking Stock Rally: Markets WrapUS Inflation Ebbs for First Time in Six Months in Relief for FedChina Considers Government Buying of Unsold Homes to Save Property MarketFlood of Ch