TY  - BOOK
AU  - Smith, Keith A.
TI  - Soil analysis: : modern instrumental techniques
T2  - Books in soils, plants and the environment
U1  - 631.42 
PY  - 1991///
CY  - New York
PB  - Marcel Dekker
KW  - Aparatos e instrumentos cientificos
KW  - Suelos
KW  - Análisis
ER  -