TY  - BOOK
AU  - Tisdale,Samuel L.
AU  - Nelson,Werner L.
AU  - Beaton,James D.
TI  - Soil fertility and fertilizers
SN  - 0024208302 (hardback)
AV  - S633 T57 
CY  - New York
PB  - Macmillan Publishing Company
KW  - Fertilizers
KW  - Soil fertility
KW  - Crops
KW  - Nutrition
N1  - Includes bibliographical references and index
ER  -