TY  - BOOK
AU  - Tisdale, S. L. ,
AU  - Nelson, W. L,
TI  - Soil Fertility and Fertilizers
SN  - 0024208604
U1  - 631 
PY  - 1975///
CY  - New York
PB  - Macmillan Publishing Company
KW  - Fertilizers
KW  - Techniques, equipment & materials
ER  -