TY  - REP
AU  - Meng,E.
AU  - Brennan,J.P.
AU  - Meng,E.C.H.|Brennan,J.P.
AU  - Smale,M.
TI  - Conceptual framework for crop diversity:  Concepts and measurement
PY  - 2009///
CY  - Enfield, NH (USA)
PB  - Science Publishers
ER  -