Nitrogen (N) and phosphorus (P) are essential nutrients for all living organisms ... In both denitrification and volatilization, the gases escape to the atmosphere where the N is no longer available ...
P. Ruschel (Boca Raton, FL: CRC Press, 1979) 7-14. Vance, C. Symbiotic nitrogen fixation and phosphorus acquisition. Plant nutrition in a world of declining renewable resouces. Plant Physiology ...