White dune snails are wreaking havoc on grape vines in South African vineyards. Ducks - and not chemical pesticides - are being used to fight them. That's good news for bees and other insects.
Worldwide demand for German white wine has seen strong growth. Connoisseurs from the US are paying ever higher prices for riesling from the Rhine and Mosel areas - thanks to a focus on quality and tradition.
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