Nitrogen is available to plants as either ammonium (NH 4 + -N) or nitrate (NO 3 - -N). Animal manures and other organic wastes can be important sources of N for plant growth. The amount of N supplied by manure will vary with the type of livestock, handling, rate applied, and method of application.
Danielle Fishel, who played Topanga on the hit '90s series Boy Meets World, married her long-time boyfriend Tim Belusko in Los Angeles over the weekend. Travel Deals.
Katie Holmes Poses Topless, Talks Dating. Actress Katie Holmes enters the Metropolitan Museum of Art May 5, 2014, in New York City. Since her 2012 divorce from Tom Cruise, Katie Holmes has not been linked to anyone romantically. That's just the way she wants it. Asked by Glamour magazine if she's dating, the actress demurred. I am really focused on motherhood and work right now, she said.