TY - BOOK AU - Hesse, P.R. TI - S.l. units and nomenclature in soil science SN - 9251020124 U1 - P 631.4 21st ed. PY - 1984/// CY - Rome PB - Food and Agriculture Organization of the United Nations KW - Soil science KW - Soil resources KW - Land and water development KW - Soil chemistry KW - Soil physics ER -