TY  - BOOK
AU  - Beek, J.,
TI  - Simulation of Nitrogen Behaviour in Soils
SN  - 9022004406
U1  - 631 
PY  - 1973///
CY  - Wageningen
PB  - Centre for Agricultural Publishing & Documentation
KW  - Fertilisers
KW  - Nitrogen Fixation
KW  - Techniques, equipment & materials
ER  -