TY  - BOOK
AU  - Nelson,Werner L.
AU  - Beaton,James D.
AU  - Havln,John L.
TI  - Soil fertility and fertilizers
SN  - 8120309758
U1  - 631.422 20
PY  - 1993////1997
CY  - New Delhi
PB  - Prentice Hall of India Pvt. Ltd.
KW  - Fertilizers
KW  - Soil fertility
KW  - Crops
N1  - Rev. ed. of: Soil fertility and fertilizers / Samuel L. Tisdale, Werner B. Nelson, James D. Beaton. 4th ed. c1985; Includes bibliographical references and index
ER  -