TY  - BOOK
AU  - Uphoff Norman
TI  - Agroecological innovations:  Increasing food products   
SN  - 1853838578
U1  - X9(J):(G:55), P2 
PY  - 2002///
CY  - London
PB  - Earthscan Publishers         
KW  - Agricultural Economics
N1  - Bibliography: P 267-94
ER  -