Porongurup winegrapes damaged by herbicide spray drift

Porongurup winegrapes damaged by herbicide spray drift

Some Porongurup wine producers in WA’s Great Southern are concerned about grapevine damage, seemingly from spray drift of herbicides being used in summer weed control. Some growers have reported damage to the Department of Agriculture and Food and it appears that it’s consistent with the effects of phenoxy herbicides such as 2,4-D drifting on to vines, reports ABC Rural.

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