Concept:The term 'Regur' is a local name for a specific type of soil in India.
Explanation:Regur is another name for black cotton soil.
This soil is commonly found in lava-covered regions of Maharashtra, Saurashtra, and northern Karnataka.
Black cotton soil is known for its high moisture-retention capacity and richness in calcium carbonate, magnesium, potash, and lime.
It is especially suitable for growing cotton, hence the name black cotton soil.
Other crops grown in this soil include wheat, jowar, linseed, Virginia tobacco, castor, sunflower, and millets.
Answer:Black cotton soil