Price Spread Analysis of Castor in Salem and Namakkal District

India is the world’s largest producer of castor oil, producing over 75% total supply. Castor oil unique owing to its exceptional diversity applications. The and derivatives are used in 100 different applications diverse industries such as paints, lubricants, pharmaceuticals, cosmetics, paper, rubber more. possibly plant industry’s most underappreciated asset. This study conducted Salem Namakkal district find out price spread among marketing channels well efficiency various crop. Random sampling method was adopted for where primary data has been collected from farmers. Among three channels, value chain III, namely Farmer – Processors (Oil Millers) - Retailers Consumers efficient because it had highest 2.57 fewer intermediaries than other chains.