Potato is a starchy, tuberous crop from the perennial nightshade Solanum tuberosum L. Potato is the most important food crop of the world. Potato is being cultivated in India for the last more than 300 years. For vegetable purposes it has become one of the most popular crops in this country. Uttar Pradesh, West Bengal, Bihar, Gujarat, Madhya Pradesh, Punjab, Assam, Karnataka, Haryana and Jharkhand are major potato producing states in India.