 In the 1970s, yields were reported as surpassing , a sharp contrast to the average yields in premium wine regions such as Bordeaux and Napa Valley of .As the Argentine wine industry continues to grow in the 21st century, several related viticultural trends will involve improvements in irrigation, yield control, canopy management and the construction of more winemaking facilities closer to the vineyards.Argentina is unique in the wine world for the absence of the phylloxera threat that has devastated vineyards across the globe.