TY - BOOK TI - Soils and agro-ecological environments of sri lanka SN - 9555900051 (hardcover) U1 - 631.4 PAN PY - 1996/// CY - [S.l.] PB - Natural Resources, Energy & Science Authority of Sri Lanka KW - soils,agro-ecological,environments UR - http://www.amazon.com/exec/obidos/ASIN/9555900051/chopaconline-20 ER -