Nitrogen Fixing Bacteria

Nitrogen is essential for all life on this planet, but most of it is in the air, making up about 78% of the earths atmosphere. The growth of all organisms depends on the availability of mineral nutrients, and none is more important than nitrogen, which is required in large amounts as an essential component of proteins, nucleic acids and other cellular constituents. There is an abundant supply of nitrogen in the earth's atmosphere in the form of N2 gas. …