TY  - BOOK
AU  - CTA
TI  - Proceedings of the international workshop on denitrification soil, rizosphere and aquifer giessen, FRG, March 17-19, 1989
AV  - S651.P7 1990 
PY  - 1990///
CY  - The netherland
PB  - CTA
KW  - Nitrification
KW  - Denitrification
ER  -