TY - CPAPER AU - R.D. Koster AU - M.J. Suarez AU - A. Ducharne AU - P. Kumar AU - M. Stieglitz BT - Workshop on Modelling and Data Assimilation for Land Surface Processes, 29 June - 2 July 1998 CY - Shinfield Park, Reading DA - 1998 LA - eng PB - ECMWF PP - Shinfield Park, Reading PY - 1998 SP - 37 EP - 39 T2 - Workshop on Modelling and Data Assimilation for Land Surface Processes, 29 June - 2 July 1998 TI - A new approach to the treatment of sub-grid scale heterogeneity in land surface models ER -