TY  - BOOK
AU  - Lal, Rattan
AU  - Stewart, B.A.
TI  - Principles of Sustainablem Soil Management in Agroecosyastems
SN  - 9781466513464
U1  - 631.45 
PY  - 2013///
CY  - Boca Raton
PB  - CRC Press
ER  -