TY  - GEN
AU  - Krupenikov, I.A.
TI  - History of soil science : from its inception to the present 
SN  - 8170870771
U1  - 631.4 
PY  - 1992///
CY  - New Delhi
PB  - Oxonian Press
KW  - SPECIFIC TECHNIQUES; APPARATUS, EQUIPMENT,MATERIALS
KW  - SOIL SCIENCE
ER  -