TY  - BOOK
AU  - Lal R Ed.
AU  -  Greenland D J Ed.
TI  - Soil physical properties and crop production in the tropics
T2  - Wiley interscience publications
U1  - J:1:7.192, L9 
PY  - 1979///
CY  - Chichester
PB  - John Wiley        
KW  -  Soil
KW  - Agriculture
ER  -