TY  - BOOK
AU  - Sharpley, Andrew N.
TI  - Agriculture and phosphorus management: the Chesapeake Bay
SN  - 1566704944
U1  - 631.85 
PY  - 1999///
CY  - Boca Raton, Florida
PB  - Lewis publishers
KW  - Agua
KW  - Calidad
KW  - Fósforo
KW  - Efecto en suelos
ER  -