Tag Archive for PRO/PL> Downy mildew, spinach – Europe, USA: new strains

PRO/PL> Downy mildew, spinach – Europe, USA: new strains

Other Plant Disease -- United StatesTwo new strains of downy mildew of spinach (_Peronospora farinosa_) have been named by the International Working Group on Peronospora in Spinach (IWGP). Isolate SP1924 which was found in Europe will be called race Pe 18. Isolate UA202001E, found in the USA, will be called race Pe 19. Several spinach varieties resistant to both are already available.Both of the new races pose a considerable threat for spinach industries worldwide. The resistant varieties are an Read more [...]