TY  - BOOK
AU  - Hauser, G.F.
TI  - The caliberation of soil tests for fertilizer recommendations
T2  - FAO Soils Bulletin, 18
U1  - 631.42:631.816(047) L3 
PY  - 1973///
CY  - Rome
PB  - FAO
KW  - G.F. Hauser
KW  - Soil Chemistry,Fertilizers and Manures
ER  -