TY  - GEN
AU  - BIBER,V A
TI  - [Effect of oxidation on biological activity of humic acid]
SN  - 0002-3264
PY  - 2004///0215
KW  - Humic Substances
KW  - Oxidation-Reduction
KW  - Soil
N1  - Publication Type: Journal Article
ER  -