/ enology Content for Â鶹´«Ã½ en /food/news/uc-davis-releases-five-new-wine-grape-varieties Â鶹´«Ã½ releases five new wine grape varieties that are more sustainable and highly resistant to Pierce's disease. December 18, 2019 - 10:23am Amy M Quinton /food/news/uc-davis-releases-five-new-wine-grape-varieties