Web the results revealed an average increase of 14 % in rice yield over control (roger and kulasooriya 1980 ).

Blue green algae yield. Blue green algae (bga) are photosynthetic nitrogen fixers and are free. Web the straw yield was comparable between the treatments. Web growth and yield as a natural biofertilizer [19].

Scientists have engineered tiny carbon. An axenic and continuous culture of a blue—green alga, spirulina platensis, was established in a. In the algal inoculated series, the percentage nitrogen in the grain was also.