TY  - BK
AU  - Doolette,J.B.
TI  - Development of crop rotation technology for Tunisia
PY  - 1977///
KW  - Appropriate technology
KW  - Cropping systems
KW  - AGROVOC
KW  - Extension activities
KW  - Fallow systems
KW  - Medicago sativa
KW  - Pastures
KW  - Technical aid
KW  - Training
KW  - Tunisia
KW  - Rotational -
KW  - Término tomado de AGROVOC
KW  - Wheat
N1  - Illustrations, tables|Also available in French
ER  -