Technology Nitrogen cycle

1. Nitrogen Cycle 2. Sources• Lightning• Inorganic fertilizers• Nitrogen Fixation• Animal Residues• Crop residues• Organic fertilizers 3. Forms of Nitrogen•…

Documents Unit II Metal ions in Biological systems Dr. SS. Vutukuru, M.Tech., Ph.D, PG DEM.

Slide 1 Slide 2 Unit II Metal ions in Biological systems Dr. SS. Vutukuru, M.Tech., Ph.D, PG DEM Slide 3 Nitrogen Fixation Slide 4 Sources Lightning Inorganic fertilizers…