*2.5.1 Identification symptoms*

The disease is one of the important emerging disease generally appears in nursery beds during cold season (winter months). Initial symptoms starts as wilting or drooping of the seedling in the nursery bed. Later, white mycelia mat of fungus developes on soil surface covering the seedlings (**Figures 17** and **18**). The fungal mat covers almost both root and shoots. As the disease progresses, development of white mustard shaped sclerotial bodies seen which later turn to dark brown hard structures. The disease may appear sporadically in nursery or covers entire nursery. Severe infection leads to death of the seedlings.

*Emerging Minor Diseases of Rice in India: Losses and Management Strategies DOI: http://dx.doi.org/10.5772/intechopen.99898*

**Figure 17.** *Development of white sclerotial bodies of the fungus.*

**Figure 18.** *Drying and death of the seedlings in nursery.*
