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.
Gold and Silver Jewelry not only adds beauty to a person who wears it, wearing gold and silver on the body has also numerous health benefits. I am presenting you the facts you may love. Go for them!
Platinum is a silver metal commonly used to make jewelry, which is a good option for a 20th anniversary gift. Platinum rings are available for both men and women. Platinum is also used in necklaces, bracelets, earrings and cufflinks. For couples who cannot afford to buy jewelry, there are still ways to incorporate platinum into the gift.