TY - BK AU - Baum,E. AU - Wolff,P. AU - Zöbisch,M.A. TI - The Extent of soil erosion: regional comparisons T2 - Topics in applied resource management in the tropics SN - 3-9801686-1-1 SN - 0933-4513 U1 - 631.45 PY - 1989/// CY - Germany PB - DITSL, KW - AGROVOC KW - Soil conservation KW - Water conservation KW - Conservation agriculture KW - Tropical zones KW - Erosion control N2 - This first volume of the TOPICS comprises contributions related to the degree and extent of soil erosion in selected areas. They have to be understood in the context of their land-use history and previous experiences with soil and water conservation activities. The authors who contributed to this volume are highly qualified professionals with solid experience in this field ER -