TY  - GEN
AU  - 
AU  - Walsh, Leo M. and Beaton, James D., ed.
AU  - Beaton, James D. and Walsh, Leo M., ed.
TI  - Soil testing and plant analysis
PY  - 1973///
CY  - U.S.A.
PB  - Soil Science Society of America
KW  - Soil Testing
KW  - Plant Analysis
ER  -