TY  - BOOK
ED  - Third International congress
TI  - Transactions of the third international congress of soil science :  Vol-II
U1  - 631.4 21st ed.
PY  - 1935///
CY  - London
PB  - Thomas murby & co
KW  - Soil fertility
KW  - soil physics
KW  - soil microbiology
KW  - Soil science
ER  -