TY - BOOK AU - Makkink, G.F. AU - Heemst,H.D.J.Van TI - Simulation of the water balance of arable land and pastures SN - 9022005666 U1 - 631.432 21st ed PY - 1975/// CY - Wageningen PB - Centre for agricultural publishing and documentation KW - water balance KW - hydrological cycle KW - Program description KW - coverage of the soil ER -