TY - BOOK AU - Hausenbuiller,R.L.(Robert L.) TI - Soil science: principles & practices SN - 0697058565 AV - S591 .H34 1985 U1 - 631.4 19 PY - 1985/// CY - Dubuque, IA PB - W.C. Brown KW - Soil science N1 - Includes bibliographies and index ER -