By Emma Rumney LONDON(Reuters) -From the beaches of Copacabana in Brazil to the neon bars of Shanghai, the world's largest brewer AB InBev needs to convince consumers to order more Budweiser beers and Coronas.

In its first half, AB InBev saw revenues drop 1.5% in Brazil year on year while volumes slid 2.4%. Second-quarter volumes for the group's overall South America business declined 4

The world’s largest brewer reported a steeper decline in sales volumes than analysts had expected, sending shares sharply lower in European morning trade.