TY  - BOOK
AU  - Wierer K
AU  -  Abbott J C
AU  - "UN, Food  And Agriculture Organization"
ED  - "UN, Food  And Agriculture Organization"
TI  - Fertilizer marketing
T2  - "Food and Agriculture Organization, Economic and Social Development Series, 12.. Food and Agriculture Organization, Marketing Guide, 7."
U1  - "X9(J:24):51.1.N7, L8/UN" 
PY  - 1978///
CY  - Rome
PB  - Food And Agriculture Organization    
KW  - Soil Industry
ER  -