Effective management practice for bacterial leaf blight of rice is

Options

A. Removal of secondary host weed
B. Use of resistant varieties
C. Treatment of `ZnSO_(4) and CaOCl_( 2)`
D. All of the above

Answer

D

Explanation

`**` Use of resistant varieties of rice such as Ajaya, Asha, Biraj, CO – 43, Sona Mahsuri, Suraj etc.
* Balanced fertilizer application – Split application of N.
* Reduce the disease spread by careful handling of seeding during transplanting, providing good drainage.
* Remove collateral weed hosts from bonds and channels.
* Avoid excess nitrogen.