ABSTRACT
The cluster frontline demonstrations (CFLDs) on groundnut were conducted by ICAR- Krishi Vigyan Kendra, Virinjipuram, Vellore District (Tamil Nadu) during Rabi season from 2020-2021 and 2021-2022 farmer’s field of different villages of Vellore district. The results revealed that the average higher pod (25.18 q/ha.) were recorded in CFLDs as compared to farmer’s practices (FP) average pod (16.50 q/ha). The increase in the demonstrations pod yield over FP was 48.81 %. The extension gap, technology gap and technology index were 8.68 q/ha., 1.93 q/ha. and 6.76 % respectively. The average gross return (Rs. 100920/ha.) and net return (Rs. 66677/ha.) in CFLDs were found higher than the FP gross return (Rs. 65700/ha.) and net return (Rs. 31130/ha.). The B: C ratio exhibited the same trend as in gross and net return which was found 2.95 in CFLDs and 1.90 in Farmer practice. By conducting cluster frontline demonstrations of improved variety with intervention practices of proven technologies in farmer’s field, yield and increased the doubling income with higher productivity in Groundnut.