/ cotton Content for UC Davis en /food/news/new-pima-cotton-cultivars-show-improved-resistance-disease Researchers at UC Davis have helped develop three new Pima cotton cultivars that are resistant to Fusarium wilt disease, a soil-borne fungus that can devastate a cotton crop. August 16, 2021 - 11:15am Amy M Quinton /food/news/new-pima-cotton-cultivars-show-improved-resistance-disease