00687nam a2200229Ia 4500 20230713124944.0 131103s9999 xx 000 0 und d 019854512 6 12.50 pds Loreto College English 631.47 WEB Webster, R. Quantitative and numerical methods in soil classification and surveys R.Webster Oxford Clarendon Press 1977 269 p. ill., figures, maps Monographs on Soil Survey Includes references and index Soil - Soil Science - Soil and Land use surveys - LCLIB BK 1199 51678 0 0 ddc 0 0 MAIN MAIN 2013-11-04 0 631.47 WEB 28623 B1832 2013-11-04 2013-11-04 BK