TY  - BOOK
AU  - Tisdale,Samuel L.
TI  - Soil fertility and fertilizers
SN  - 8120309758 (pbk.)
PY  - 1993///
CY  - New York
PB  - MacMillan
KW  - Fertilizers
KW  - Soil fertility
KW  - Crops
KW  - Nutrition
N1  - Includes index; Includes bibliographical references
ER  -