How to prevent scab disease in potato crops

This disease is caused by a fungus in potato crops.
The effect of this disease is seen in a large amount on potato tubers.
Dark brown scabs spots emerge on potato tubers which are coarse when felt by the hands.
Tubers suffering from this disease are not edible.
For the prevention of this disease, use Thiophanate Methyl 70% W/P @ 300 gram/ acre or Kasugamycin 5% + Copper Oxychloride 45% WP @ 300 gram/acre.
As a biological treatment, use Pseudomonas fluorescens @ 250 gram/acre.
For the effective control of this disease, seed treatment before sowing is very important.