Akashin is a disorder in radish cause due to the deficiency of

Akashin is a disorder in radish caused due to the deficiency of Boron.
Akashin The growth of the root is checked. This disorder generally occurs due to a deficiency of Boron. It is induced by fluctuation in day and night temperature. The reason is due to high day and night temperatures (30/20°C) as well as low soil moisture.
Spray 1 - 2 ppm of boron to rectify this disorder.