Vintage 2016: SA grapegrowers gear up for harvest

South Australia’s multi-million dollar wine industry is gearing up for another strong vintage, with early season grapes already trickling into the state’s wineries. As the nation’s largest wine producer, South Australia contributes more than half of the country’s annual wine volume, a commodity worth an estimated $440 million last season. ABC Rural takes a look at the key issues and crop predictions across four of the state’s key wine growing areas.