proceedings of a workshop held 26 March to 5 April 1984 under the joint sponsorship of the International Rice Research Institute ; Soil Management Support Services, Agency for International Development and USDA ; Bureau of Soils, Philippine Ministry of Agriculture International Rice Research Institute United States Philippines text Manila, Philippines The Institute 1985 monographic 559 p. : ill. ; 23 cm. "The Workshop on Characterization, Classification and Utilization of Wetland Soils, held at the International Rice Research Institute (IRRI) 26 March-5 April 1984 ..."--Foreword. Wetlands Soils Soils Soil structure 631 THE 1985 A040 Or. 9711041391