Turn up the heat: How to cope with heat stress and high temperatures this season.

The article offers tips for grapegrowers on how to cope with heat stress and high temperatures during the summer period in Australia in 2009. According to James Hook, owner of DJ's Growers in McLaren Vale, good nutrition on vines is useful in preparation for a heatwave. Victor Sadras, principal scientist for crop ecophysiology at the South Australian Research and Development Institute (SARDI), said an examination of heat on vines in the Barossa concluded that water is the key to tolerance to short episodes of heat stress.