TY  - BOOK
AU  - F.E. Allison
TI  - Soil organic matter and its role in crop production
SN  - 0-444-41017-1
U1  - 631.417 
PY  - 1973///
CY  - Amsterdom
PB  - Elsevier
N1  - F.E. Allison: Soil organic matter and its role in crop production.  Amsterdom.  Elsevier, 1973. 0-444-41017-1--(631.417ALL)
ER  -