TY  - BOOK
AU  - -, x
AU  - UNIDo
TI  - Fertilizer manual: x
SN  - 0792350324
U1  - 631.8/F345 
PY  - 1998///
CY  - Netherlands
PB  - Klwer Academy
KW  - Fertilizers
KW  - Soil Science
ER  -