Legumes (family Fabales) develop root nodules that harbour Rhizobium bacteria (rhizobia). Endosymbiotic bacteria (bacteroids) convert nitrogen to ammonia (biological nitrogen fixation). Legume crops restore fertility to agricultural soils by capturing nitrogen from the atmosphere.
Mon Apr 24 4:00am. Meet the Press msnbc. This Sunday-morning public-affairs institution is network TV's oldest program, but it's certainly no dinosaur as it continues to be a prime forum for newsmakers (domestic and foreign) wanting to make announcements or test political waters.
In August 2006, President George W. Bush hosted seven White House Press Secretaries before the James S. Brady Press Briefing Room underwent renovation. From left, Joe Lockhart, Dee Dee Myers, Marlin Fitzwater, Bush, Tony Snow, Ron Nessen and James Brady (seated) with his wife Sarah Brady.