TY - BOOK AU - Droogers,Peter AU - Kite,G.W. TI - Estimating productivity of water at different spatial scales using simulation modeling T2 - Research report SN - 9290904313 PY - 2001/// CY - Colombo, Sri Lanka PB - International Water Management Institute KW - Water balance (Hydrology) KW - Water-supply KW - Hydrologic models N1 - Includes bibliographical references (p. 15-16) ER -