Peer Terra Nitrogen 's ( NYS: TNH ) third-quarter sales were up an astounding 49.5% from last year, primarily because of higher prices of ammonia and UAN. Likewise, in spite of flat volumes, PotashCorp 's ( NYS: POT ) nitrogen segment sales shot up by around 48% in its third quarter as prices of nitrogen products surged. Agrium 's ( NYS: AGU ) second-quarter revenues had surged 40% from the year-ago period as nutrient prices, especially nitrogen, rose. Undoubtedly, CVR is on the right track with its expansionary move. The unique advantage CVR is located in the U.S. Corn Belt, which increases proximity to Union Pacific 's main line. Because of this, CVR enjoys a transportation cost advantage of approximately $25 per ton over competitors located in the U.S. Gulf Coast. Note the interesting connection here. Corn requires a lot of nutrients, and it touched its highest price levels this year.