TY  - BOOK
AU  - Richter,Daniel D.
AU  - Markewitz, Daniel
TI  - Understanding soil change: soil sustainnability over millennia, centuries, and decades
SN  -  0 521 77171 4
U1  - 631.46 
PY  - 2001///
CY  - New York
PB  - Cambridge University Press
KW  - Soil
KW  - agriculture
KW  - Soil science
N1  - Includes index
ER  -