The study was conducted in Bastar district of Chhattisgarh state during 2004 and 2005 to study the extent of knowledge of tribal farmers about recommended rice production technology. A total of 480 respondents (240 contact and 240 non-contact tribal farmers) constituted the sample of the present study. The findings revealed that most of the respondents had medium knowledge level about recommended rice production technology, moderate attitude towards Recommended Modern Agricultural Technology (RMAT), low to medium level of social participation, medium to low socio-economic status, utilized institutional sources for credit facilities, low level of extension contact with extension agents and medium level of exchange of information regarding recommended rice production technology. The major contributing practices for knowledge gaps were major diseases and their control, use of weedicides, major insects and their control, seed treatment and improved nursery. Significant difference was investigated between the technological gaps of contact and non–contact tribal farmers

Keyword: Tribal farmers; Extent of