Key Concepts: 1  Legumes (family Fabales) develop root nodules that harbour Rhizobium bacteria (rhizobia). 2  Endosymbiotic bacteria (bacteroids) convert nitrogen to ammonia (biological nitrogen fixation). 3  Legume crops restore fertility to agricultural soils by capturing nitrogen from the atmosphere.
Benefits of Wearing Gold: 1. Gold has healing property: Pure gold helps in healing the wound and controlling infections in the body. It is said that if a person places a piece of 24 karat gold (pure gold) on an infected area in the body or on a sore wound, the gold helps in reducing the infection.
1 Platinum is expensive but rarely reacts with our skin, so it is a great choice for people prone to staining or metal allergies. 2  Ask your jeweler if the piece can be coated with a new layer of metal (rhodium if it's white gold) or a clear protective film along edges that touch your skin. 3  Coat the jewelry with clear nail polish.