家庭中莳养的花卉,大多比较嫩弱,容易感染病害。而发生在叶片上的病害大多是由真菌引起的,如白粉病、炭疽病、黑斑病、褐斑病、叶斑病、灰霉病、锈病、煤污病等等,既影响美观又妨碍它们的生长,严重时常导致整株死亡。 Families in the raising of flowers, most of them tender and weak, susceptible to disease. The diseases that occur on the leaves are mostly caused by fungi, such as powdery mildew, anthracnose, black spot, brown spot, leaf spot, gray mold, rust, coal smudges and so on, both affect the appearance and hinder Their growth, serious and often lead to death of the whole plant.