000 00393nam a2200121 4500
245 _aSimulation of nitrogen behavior in soils
_cby J. Beek and M. J. Frissel
100 _aBeek, J.
710 _aFrissel, M. J.
260 _aWageningen
_bCentre for Agricultural Publishing and Documentation
_c1973
300 _a67p.: ill.,tables; 20cm.
490 _aSimulation monographs
082 _a581.5
_bBEE
999 _c20590
_d20590