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  1. 1
    Studies on the identification, isolation, characterization and effectiveness of root nodule Actinomycete (Frankia) on the growth of Casuarina species of Kerala
    Ph.D Thesis
  2. 2
    Nitrogen fixation: global perspectives : proceedings of the 13th International Congress on Nitrogen Fixation, Hamilton, Ontario, Canada, 2-7 July 2001
    出版 2002
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