TY  - BOOK
AU  - Tyurin I V
TI  - Development of soil science in the USSR in forty years
U1  - 631.4947 
PY  - 1957///
CY  - Washington
PB  - U.S. Deptt. of Commerce
KW  - Soil science
KW  - USSR
N1  - Translated from Russian
ER  -