TY  - BOOK
AU  - Bolt, G.H., ed.
AU  - Beek, J.
AU  - Bolt, G.H.
AU  - Bruggenwert, M.G.M., ed.
TI  - Soil chemistry :a basic elements
T2  - (Developments in soil science; 5A)
SN  - 9780444414359
PY  - 1978///
CY  - 
PB  - 
ER  -