Soil-borne diseases, such as hookworm and Giardia, inflict many. The larvae of the TseTse flies, which carry sleeping sickness and inhabit large parts of Africa, live in organic-matter-rich black ...

also known as regur or black cotton soil, is found in parts of Maharashtra, Gujarat, Madhya Pradesh, and Karnataka. It is rich in clay and organic matter, making it highly fertile. Black soil ...