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Improving the water use efficiency of horticultural crops

NPIRD project CDH1

The results of this project show that there is considerable scope for improving the water use efficiency of fruit production in Australia. The two year project has sought to test the partial rootzone drying (PRD) irrigation method, originally developed for grapevines, in a range of woody perennial horticultural crops. The technique requires that both wet and dry rootzones are simultaneously created. Results with grapes, citrus and pears have given exciting results. (more)...

Implementing partial rootzone drying

National Program for Sustainable Irrigation Fact sheet 2005/2

The partial rootzone drying (PRD) method of irrigation, originally developed for grapevines, is now being used in a range of perennial tree crops in Australia and achieving some exciting results in citrus and pears, as well as grapes.

The technique requires that wet and dry rootzones are created simultaneously around each plant.