TY  - BOOK
AU  - Simmonds, N. W.
TI  - Evolution of Crop Plants
SN  - 0582444969
U1  - 631 
PY  - 1979///
CY  - London
PB  - Longman
KW  - Agriculture and related technologies
KW  - Technology (Applied sciences)
KW  - Crops
KW  - Evolution
ER  -