TY  - BOOK
ED  - University of California. Berkeley. Division of Agriculture and Natural Resources
TI  - Soil fertility research: : a directory of field research conducted by University of California personnel in 1981 and 1982
T2  - Leaflet
PY  - 1984///
CY  - Berkeley, Ca.
PB  - The University
KW  - Suelos
KW  - Fertilidad
KW  - InvestigaciÃ³n
KW  - Directorios
ER  -