TY - BOOK AU - McDonald, Morag AU - Brown, Katrina TI - Issues and options in the design of soil and water conservation projects: proceedings SN - 1 8988 17 89 8 U1 - 631.45 PY - 1999/// CY - Bangor, Gwynedd PB - School of Agricultural and Forest Sciences KW - Agua KW - Conservacion KW - Recursos naturales KW - Conservación KW - Suelos ER -