Curvularia Leaf Spot of Gladiolus
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The present book entitled "Curvularia Leaf Spot of Gladiolus" deals with role of soil in perpetuation of Curvularia fungus infecting gladiolus, determine the effect of chemicals and host resistance in management of Curvularia leaf spot of gladiolus. Among fifty varieties evaluated in the field, none was found to be immune. However, nine varieties namely SJN, Yellow Stone, Plum Tart, Jacksonville Gold, Pink Elegence, Delhi Pink, Shagun, Arka Kesar and Punjab Flame showed very good level of genetic resistance (disease reaction: 1.0) against the disease. The varieties, namely Jester, Chandani, Pu...
The present book entitled "Curvularia Leaf Spot of Gladiolus" deals with role of soil in perpetuation of Curvularia fungus infecting gladiolus, determine the effect of chemicals and host resistance in management of Curvularia leaf spot of gladiolus. Among fifty varieties evaluated in the field, none was found to be immune. However, nine varieties namely SJN, Yellow Stone, Plum Tart, Jacksonville Gold, Pink Elegence, Delhi Pink, Shagun, Arka Kesar and Punjab Flame showed very good level of genetic resistance (disease reaction: 1.0) against the disease. The varieties, namely Jester, Chandani, Punjab Dawn, Gunjan, Shobha, Solist, Jessica, Aldebaran, Purple Flora, Overture and Alexander the Great were susceptible to the disease (disease reaction: 3.0-4.0). Out of the nine fungicides evaluated in pots, all the fungicides except for Bavistin (0.1%) reduced the severity of the disease significantly over the control. In field, the minimum disease severity was recorded in Antracol, Score and Tilt (1.33), followed by Dithane M-45, Kavach and Topas (1.67). Moderate disease severity was found in Cuman-L, Blitox and Bavistin sprayed plant (2.33).
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