爪哇香茅(Cymbopogan winterianus Jowitt.)是一种多年生草本香料作物,主要生产精油——香茅油。它在南印度大面积种植。1978年6月,在班加罗尔附近的Gottipura的森林研究站发现一种新的香茅叶枯病。此病症状是叶片上有微小的不规则形带褐色的斑点,并分散在整个叶片上,后期斑点变为红褐色。当病害严重吋,叶斑汇合,引起叶片大块枯萎。 Cymbopogan winterianus Jowitt. Is a perennial herbaceous spice crop that produces essential oil, citronella oil. It is planted in large area in South India. In June 1978, a new lemongrass leaf blight was discovered at the Forest Research Station in Gottipura, near Bangalore. Symptoms of the disease are tiny irregular spots with brown spots on the leaves, scattered throughout the leaves and later spots become reddish-brown. When the disease is serious, leaf spot convergence, causing the leaves withered.