TY  - BOOK
AU  - Symposium sponsored by Soil Sciences Society of America in W
TI  - Field measurement of Dinitrogen Fixation and denitrification: Proceedings
U1  - SOILS 631.844 S99F 
PY  - 1986///
CY  - Madison
PB  - Soil Science Society of America Inc.
KW  - SOIL - NITROGEN CONTENT - MEASUREMENT - CONGRESSES
KW  - NITROGEN FIXATION - MEASUREMENT - CONGRESSES
KW  - SOIL - NITROGEN CONTENT - MEASUREMENT - CONGRE
ER  -