TY  - BOOK
TI  - Soil organic matter studies; proceedings
T2  - IAEA, Proceedings Series
U1  - 631.417 1976.9.6/10 (082.2)  L7 
PY  - 1977///
CY  - Vienna
PB  - IAEA
KW  - Symposium on Soil Organic Matter Studies, Braunschweig, Sept.6-10, 1976.
KW  - Soil organic matter,Nitrogen metabolism,Plant residues
ER  -