16/04/2009 (Agence Europe) - The New Zealand ambassador to the WTO, David Walker, has been chosen to take over at the presidency of the Negotiating Committee on Agriculture from his compatriot, Crawford Falconer. The latter is returning to Wellington to take up the post of Deputy Secretary to the Department on Foreign Affairs and Trade. Mr Walker is the third New Zealand Ambassador to head agricultural talks after Tim Groser (2003-05), the current minister for trade and Mr Falconer...