TY  - BOOK
AU  - Hatfield J L
AU  - Follett R F
TI  - Nitrogen in the Environment
SN  - 9780123743473
U1  - 631.84 HAT 
PY  - 2008///
CY  - Amsterdam
PB  - Elsevier
KW  -  Environment
KW  -  Follett R F
KW  -  Hatfield J L
KW  - Nitrogen
ER  -