TY  - BOOK
T1  - Outline of soil fertility and fertilizers /
DA  - 1981.
CY  - Champaign, Ill. :
AU  - Curtis, Paul E.
ET  - 2nd ed.
CN  - S633 .C8 1981
CN  - S633
PB  - Stipes Publishing Company,
PP  - Champaign, Ill. :
PY  - 1981.
ID  - 96667
KW  - Soil fertility.
KW  - Soils
KW  - Fertilizers.
KW  - Manures.
SN  - 0875631355
TI  - Outline of soil fertility and fertilizers /
ER  -