TY  - BOOK
AU  - De Abreu,AntVahia
AU  - Der Grift,J.Van
AU  - Sombroek,W.G.
TI  - Mineral imbalances in cattle in the Amazon Valley: the mineral supply of cattle in relation to landscape, vegetation and soils 
PY  - 1966///
CY  - Amsterdam
PB  - Koninklijk Instituut voor de Tropen
KW  - Cattle
KW  - Amazon
ER  -