TY  - BOOK
AU  - Russell,John
TI  - Farm soil and its improvement
U1  - 631.8 
PY  - 1923///
CY  - London
PB  - Ernest Benn
KW  - Fertilizers
KW  - Soil productivity
KW  - Soil fertility
KW  - Soils
KW  - Fertilizers movement
N1  - Includes index
ER  -