The study was conducted in Kullu District of Himachal Pradesh. Findings of study revealed that 35 per cent of the respondents showed satisfactory knowledge level about the use of bio-fertilizers. It was further seen that about 50 per cent of them showed poor knowledge and less than this number of respondents were showing a good knowledge of bio-fertilizers use. Education, annual income, socio-economic status and scientific orientation were found negative and related at 0.05 per cent. On the other hand, cosmopoliteness was found to be non-significant. Knowledge about pest management was ranked first with mean score 19.21 followed by use of organic manures and crop residues with mean score 14.52. The use of vermicompost in the field was ranked sixth with mean score 5.98

Keyword: Technological knowledge;