TY  - BOOK
ED  - FAO
TI  - Global estimates of gaseous emissions of NH3, NO and N2O from agricultural land
SN  - 9251046891
U1  - 631.8 
PY  - 2001///
CY  - Rome
PB  - FAO
KW  - Ecología agrícola
KW  - Fertilizantes
ER  -