The study conducted during 2004-05 in Raichur district of Karnataka to know the level of entrepreneurial behavious of farmers and to know whether there is any significant difference between entrepreneurial behaviour of farmers in irrigated and dryland areas revealed that majority of farmers were having medium level of entrepreneurial behaviour. A significant difference was observed between the entrepreneurial behaviour of farmers in irrigated and dryland areas. Within irrigated area, there was a significant difference between entrepreneurial behaviour of small and big farmers. Whereas, in dry land area, significant difference was observed between entrepreneurial behaviour of small and medium farmers and also between small and big farmers.