Economics of water management : a study of field channels / P. Kumar. Kumar, P. Irrigation farming Economic aspects India Sambalpur (District) Irrigation canals and flumes Economic aspects India Sambalpur (District) Irrigation India Sambalpur (District) Management. 333.913 KUE A revision of the author's thesis, Indian Agricultural Research Institute. Includes index. Bibliography: p. [89]-93. New Delhi : Heritage Publishers, 1977. 1977. 1977 Text xiii, 117 p. ; eng India Sambalpur (District) India Sambalpur (District) India Sambalpur (District)