na INLIS000000000012241 Ind 0010-1118012241 Papers workshop on acid sulphate soils in the humid tropics, 20-22 November 1990, Bogor, Indonesia WORKSHOP ON ACID SULPHATE SOILS IN THE HUMID TROPICS (1990 : Bogor) Agency for Agricultural Research and Development AARD in cooperation with Land and Water Research Group LAWOO Jakarta AARD and LAWOO 1990 392 p. : ill. ; 24 cm. 392 p. : ill. ; 24 cm. 631.415.2WORp 631.415.2(213) ACID SULPHATE SOILS HUMID TROPICS 236/D/2001-mfn14031 236/D/2001-mfn35056