Diogelu Eich Planhigion Tomato rhag Phytophthora by Mariya Polyakova Mawrth 23, 2023 0 Gall plâu Phytophthora gael effaith ddinistriol ar gnydau tomato, gan arwain at golledion cynnyrch sylweddol a llai o elw i ffermwyr. ...