TY  - BOOK
AU  - Havlin,John L.
AU  - Beaton,James D.
AU  - Tisdale,Samuel L.
AU  - Nelson,Werner L.
TI  - Soil fertility and fertilizers: an introduction to nutrient management 
SN  - 0136268064
U1  - 631.42 21
PY  - 1999///
CY  - Upper Saddle River, N.J.
PB  - Prentice Hall
KW  - Fertilizers
KW  - Soil fertility
KW  - Crops
N1  - Includes bibliographical references and index
ER  -