Sheath Blight disease
Posted on : 26 Dec 2019
Views: 1616- Sheath blight is a fungal disease caused by Rhizoctonia solani.
- It can cause up to 60 per cent reduction in rice yield.
- Infected leaves senesce or dry out and die more rapidly. As a result, the leaf area of the canopy can significantly be reduced by the disease.
- Sheath blight occurs in areas with high temperature (28−32°C), high levels of nitrogen fertilizer, and relative humidity of crop canopy from 85−100%.
- Plants are more vulnerable to sheath blight during the rainy season.
Article Related Questions
-
Consider the following statements regarding the Sheath Blight disease
1.It is a bacterial disease affecting the yield of rice crop.
2.Plants are more vulnerable to sheath blight during the summer season.
Which of the above statements is/are incorrect?
1.1 only
2.2 only
3.Both 1 and 2
4.Neither 1 nor 2
Right Ans : Both 1 and 2
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