TY  - BOOK
AU  - Van Wijngaarden,W.
TI  - Elephants-trees-grass-grazers:relationships between clim.,soils,vegetat.& large herbivores semi-arid savanna ecosyst.(Ts
PY  - 1985///
PB  - Proefschr.,Landb.Hogeschool,Wageningen,Int.Inst.Aerospace Survey & Earth Sci.(ITC)159pp.-Map Suppl.
ER  -