Lack of kestose (fructosylcucrose) production by race 3 of Phytophthora parasitica var. Nicotianae differentiates it from races 0 and 1.
D005658:Fungi / Q000145:classification*; D007661:Ketoses / Q000096:biosynthesis*; D010838:Phytophthora / Q000145:classification* / Q000378:metabolism / Q000472:pathogenicity; D010935:Plant Diseases; D010947:Plants, Toxic; D013395:Sucrose / Q000378:metabolism; D014026:Nicotiana
D007661:Ketoses; D013395:Sucrose