TY  - BOOK
AU  - Trudgill, Stephen Thomas.
TI  - Soil and vegetation systems
T2  - Contemporary problems in geography
U1  - 631.43 
PY  - 1988///
CY  - Oxford
PB  - Clarendon
KW  - Plantas
KW  - Nutrición
KW  - Suelos y cultivos
ER  -