TY  - BOOK
AU  - Walsh, Leo M., ed.
TI  - Soil testing and plant analysis
U1  - 631.427.3(082.2) L3 
PY  - 1973///
CY  - Madison
PB  - Soil Science Society of America
KW  -  Leo M.Walsh and James D.Beaton.
KW  - Beaton, James D., ed.
KW  - Soil testing,Plant analysis,Crop yields-fertilizers
ER  -