TY  - BOOK
AU  - Bergström,L
AU  - Kirchmann,H.
TI  - Organic crop production: ambitions and limitations 
SN  - 9781402093159
PY  - 2008///
CY  - [Dordrecht]
PB  - Springer
KW  - Organic farming
KW  - Electronic books
KW  - local
N1  - Fakulti Agro-Industri dan Sumber Asli; Includes bibliographical references and index
ER  -