TY  - BOOK
AU  - Black,C.A.
TI  - Soil fertility evaluation and control
SN  - 0873718348 (acidfree paper)
AV  - S596.7 .B545 1992
U1  - 631.4/22 20
PY  - 1993///
CY  - Boca Raton
PB  - Lewis Publishers
KW  - Soil fertility
KW  - Fertilizers
N1  - Includes bibliographical references and index
UR  - http://www.loc.gov/catdir/enhancements/fy0744/92025089-d.html
ER  -