The objective of this activity is to assess the technologies based on local problems to best fit the socio-economic condition of the farmers and to identify the production constraints. During 2024-25, 11 On-Farm Trials have been conducted on different crops involving 101 farmers, in different villages of Ranchi District Details of the OFTs conducted during the year are as given below.
| Sl. No. | Technological Intervention | Number of Trials | Yield / Result | Yield Increase (%) | BC Ratio / Efficacy |
| 1 | Improvement of Nitrogen use efficiency in Rice | 10 | 37.45 Q/ha | 62 | 2.75 |
| 2 | Assessment of different microbial sources in Mustard | 10 | 13.9 Q/ha | 19 | 2.31 |
| 3 | Management of Brown Plant Hopper in Paddy | 10 | 38.20 Q/ha | 21.2 | 2.27 |
| 4 | Management of Pod Borer Complex in Pigeon Pea | 10 | 12.1 Q/ha | 53.16 | 2.44 |
| 5 | Assessment of Concentrate Feed in Pregnant Does | 4 | 8.44 kg after 6 months | 16 | 1.66 |
| 6 | Control and Management of External Parasites in Goats | 6 | Mite count: Nil | Efficacy: 100% | — |
| 7 | Assessment of Climate Resilient Varieties in Rice | 7 | 53.64 Q/ha | 27 | 1.43 |
| 8 | Evaluation of Onion Varieties for Kharif Season | 7 | 178 Q/ha | 20 | 3.79 |
| 9 | Regulation of Bearing Potential of Litchi | 8 | 64.4 kg/plant | 36 | 4.9 |
| 10 | Mulching in Mango | 9 | 25.5 kg/tree | 17.5 | 2.65 |
| 11 | Assessment of Value Addition Technology of Futkal Leaf (Instant Soup Mix) | 10 | Overall Acceptability: B | — | |
| 12 | Preparation of Candy from Tamarind | 10 | Overall Acceptability: 9 | — | |