TY - BOOK AU - Lal,R. AU - Stewart,B.A. ED - UN Conference on Environment and Development TI - Soil management: experimental basis for sustainability and environmental quality: proceeding SN - 1566700760 U1 - 631.4 PY - 1995/// CY - Boca Raton PB - Lewis Pub KW - Soil management KW - Congresses KW - United Nations KW - Soils KW - Research KW - Soil science N1 - Includes index ER -