1. Soil properties in organic olive groves compared with that in natural areas in a mountainous landscape in southern Spain;Álvarez;Soil Use Manage.,2007
2. An average soil erosion rate for Europe: myth or reality?;Boardman;J. Soil Water Conserv.,1998
3. Strategies to sustain productivity of olive groves on steep slopes in the northwest of the Syrian Arab Republic;Bruggeman,2005
4. FAO, 2008. Agricultural statistics available at http://faostat.fao.org. Accessed 01/22/2008.
5. Is soil erosion in olive groves as bad as often claimed?;Fleskens;Geoderma,2007