TY  - BOOK
AU  -  Singh,R.A.
TI  -  Soil physical analysis / 
SN  -  8127218812
U1  -  631.4 
PY  - 1980///
CY  -  Ludhiana : 
PB  -  Kalyani, 
KW  -  Soils
KW  -  Analysis
N1  -  Includes bibliographical references
ER  -