TY  - BOOK
AU  - Williams, Moyle S.
AU  - Couston, John W.
ED  - Food and Agriculture Organization of the United Nations.
TI  - Corp production levels and fertilizer use
U1  - --- 22
PY  - 1962///
CY  - Rome
PB  - Food and Agriculture Organization of the United Nations
KW  - Soil science
KW  - Crop production
KW  - Fertilizer
KW  - Use
N1  - Includes bibliographical references
ER  -