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.
Portrayed by. Cornelius Cory A. Matthews is a tritagonist on Girl Meets World. Cory is the father of Riley and Auggie, and is the husband of Topanga. He is a history teacher at Abigail Adams High School, and he teaches Riley, Maya Hart, Farkle Minkus, Lucas Friar, Zay Babineaux and Isadora Smackle. Cory was the protagonist and title character in Boy Meets World. Cory is portrayed by Ben Savage.