TY  - BOOK
AU  - Food and Agriculture Organization of the United Nations
TI  - Improved Use of Plant Nutrients
SN  - 9251005834
U1  - 631.45 
PY  - 1978///
CY  - Rome
PB  - FAO
KW  - Agriculture and related technologies
KW  - Technology (Applied sciences)
KW  - Nutrients
KW  - Soils
ER  -