TY  - BOOK
AU  - Lal, Rattan
TI  - Tillage systems tropics: management options and sustainability implications
T2  - FAO soil bulletin
SN  - 9251037760
U1  - 631.50913 21st ed.
PY  - 1995///
CY  - New Delhi
PB  - Oxford and IBH Publishing Company
KW  - Soil science
KW  - Tillage
ER  -