TY  - BOOK
AU  - Gregorich,E.G.
AU  - Carter,Martin R.
TI  - Soil quality for crop production and ecosystem health
SN  - 0444816615
PY  - 1997///
CY  - Amsterdam
PB  - Elsevier
KW  - Soils
KW  - Quality
KW  - Analysis
KW  - Soil ecology
KW  - Crops and soils
N1  - Includes bibliographical references and index
ER  -