TY  - BOOK
AU  - Moyle S. Williams
AU  -  John W. Couston  Food and Agriculture Organization of the United Nations
TI  - Crop production levels and fertilizer use
U1  - 631.8 
PY  - 1962///
CY  - Rome
PB  - Food and Agriculture Organization of the United Nations
N1  - Moyle S. Williams; John W. Couston & Food and Agriculture Organization of the United Nations: Crop production levels and fertilizer use.  Rome.  Food and Agriculture Organization of the United Nations, 1962.--(631.8WIL)
ER  -