TY  - BOOK
AU  - Williams Moyle S
AU  -  Couston John W
TI  - Crop production levels and fertilizers use
U1  - X9(J:24).1.N6s, K2 
PY  - 1962///
CY  - Rome
PB  - Food and Agriculture Organizaitons       
KW  - Soil Industry
ER  -