TY  - BOOK
AU  - Evenson,Robert E.
AU  - Gollin,Douglas
ED  - ebrary, Inc.
TI  - Crop variety improvement and its effect on productivity: the impact of international agricultural research 
AV  - SB185.7 .C76 2003eb
U1  - 631.5/2 21
PY  - 2003///
CY  - Wallingford, Oxon, UK, Cambridge, MA, USA
PB  - CABI Pub.
KW  - Field crops
KW  - Breeding
KW  - Genetics
KW  - Crop improvement
KW  - Agriculture
KW  - Research
KW  - International cooperation
KW  - Agricultural productivity
KW  - Electronic books
KW  - local
N1  - Includes bibliographical references; Electronic reproduction; Palo Alto, Calif.; ebrary; 2013; Available via World Wide Web; Access may be limited to ebrary affiliated libraries
UR  - http://site.ebrary.com/lib/zegu/Doc?id=10173518
ER  -