The most interesting type of the biofertilizer in the world today is rhizobial biofertilizer which is used to inoculate legume crops for augmenting its productivity. The targeted Mesorhizobium and Rhizobium leguminosarum isolates due to autochthonous nature and better growth rate it can be utilized for biofertilizer programme but prior to that its evaluation at field level will be essential.

Key Words: Biofertilizer, Morphological Characterization, Rhizobium