Global estimates of gaseous emissions of NH3, NO and N2O from agricultural land 
F. A. O 
 - Rome  F A O  2001 
 - x, 106p. :ill.;  Pbk. 
<br/><br/><label>ISBN: </label>9251046891 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soils--agricultural chemical content
<br/><br/><label>LC Class. No.: </label>S592.6.A34.G4 2001