TY  - BOOK
AU  - Groot,J.J.R.
AU  - Willigen,P.de
AU  - Verberne,E.L.J.
TI  - Nitrogen turnover in the soil-crop system: modelling of biological transformations, transport of nitrogen and nitrogen use efficiency 
SN  - 0792311078
PY  - 1991///
CY  - Dordrecht
PB  - Kluwer Academic Publishers
KW  -  Soils
KW  - Nitrogen content
KW  - Computer simulation
KW  - Congresses
KW  -  Crops and soils
KW  -  Plants, Effect of nitrogen on
KW  -  Crops
KW  - Nutrition
KW  -  Nitrogen cycle
ER  -