• The use of silica gel for the enumeration and isolation ofAzotobacter in soil

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    • Keywords


      Sodium Silicate; Soil Suspension; Silicate Solution; Rose Bengal; Indian Agricultural Research Institute

    • Abstract


      A simplified method for the preparation of silica gel is described. The gel has been found to be useful in enumeratingAzotobacter population in the soil as onlyAzotobacter colonies appeared in the plates containing this gel. It is also possible to obtain pure cultures ofAzotobacter by employing this technique.

    • Author Affiliations


      W V B Sundara Rao1 S P Mathur1

      1. Indian Agricultural Research Institute, New Delhi
    • Dates


© 2017-2019 Indian Academy of Sciences, Bengaluru.