(i) Jowar is grown in Maharashtra because of the black regur soil which is rich in lime, potash-magnesium, carbonates, allumina and calcium.
(ii) Bajra is grown in Rajasthan because of the sandy soil found in this region. It is rich in soluble salts.
(iii) Sugarcane is grown in Uttar Pradesh because the climatic conditions and presence of alluvial soil support the cultivation of sugarcane.