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.
Top Stories. CBS Fall 2015 Schedule: âSupergirlâ Opens Monday, âLife In Piecesâ Follows âBig Bangâ. After replacing its Monday 9-10 PM comedy block with the drama Scorpion last season, CBS is making its Mondays comedy-free for the first time since 1949. Drama Supergirl will launch in the Monday 8-9 PM slot, setting up one of the biggest showdowns of the fall â Gotham vs. Supergirl (cue the Batman vs. Superman puns).