na INLIS000000000011404 Ind 0010-1118011404 EDUCATION, research and public services "TRIDARMA" project on soil erosion control in the Jatiluhur area in West Java 8 March - 8 May 1975 EDUCATION, research and public services "TRIDARMA" project on soil erosion control in the Jatiluhur area in West Java 8 March - 8 May 1975 Y. Dhahiyat ... [et al.] Bandung Padjadjaran University and Royal Tropical Institut Amsterdam 1975 335 p.: ill.; 30 cm. 335 p.: ill.; 30 cm. 631.459(922.1)EDU 631.459(922.1) SOIL EROSION RESEARCH 838/D/78-mfn13188