TY  - BOOK
AU  - Williams,Moyle S.
AU  - Couston,John W.
ED  - Food and Agriculture Organization of the United Nations (Rome)
TI  - Crop production levels and fertilizer use
U1  - 631.8 
PY  - 1962///
CY  - Rome
PB  - FAO
KW  - Crops
KW  - Fertilizers
KW  - Crops and soils
KW  - Farm produce
N1  - This is the first publication to be issued as a result of the Fertilizer Program of the Freedom from Hunger Campaign; Bibliography: p. 47-48
ER  -