TY  - BOOK
ED  - Imperial bureau of soil science
TI  - Bibliography of soil science fertilzers and general agronomy
U1  - 630 
PY  - 1946///
PB  - Harpenden
KW  - Soil science,fertiliser,bibliograpgy>
N1  - 1940-44 See also 016.63 Im34
ER  -