Understanding sand encroachment. Fighting sand encroachment: lessons from Mauritania.
mag(2010)
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mineralogy,seed,chemical composition,loess,hybrids,soil fertility,root systems,zinc,chickens,sowing,arena,varieties,ph,progeny,multiple cropping,soil chemistry,environmental protection,formulation,soil analysis,subsoil,erosion,crop rotation,wind erosion,cobalt,trace elements,reforestation,sol,fertilisation,government,copper,irrigation,leaves,pest control,formulations,lysimeters
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