Burberry: UBS keeps at neutral, cuts target to 1,250p from 1,450pBHP Billiton: Nomura reinitiates coverage at buy; raises target to 2,500p from 2,400p.Rio Tinto: Nomura reinitiates coverage at buy; establishes a target of 97p.Xstrata: Nomura keeps at buy; cuts target to 1,500p from 2,200p.ENRC: Nomura keeps at reduce; cuts target to 750p from 950p.Glencore Intl.: Nomura keeps at reduce; cuts target to 450p from 550p.Weir: Barclays reiterates its outperform rating. AB