TY  - BK
AU  - Ramakrishna,B.
AU  - Sevilla P.,R.
TI  - Septimo curso corto Sistema de Produccion:  Investigacion en Campos de Productores (Caso maiz)
U1  - 338.1098 
PY  - 1990///
CY  - Guaranda (Ecuador)
PB  - IICA, PROCIANDINO, BID, 
KW  - Agricultural development
KW  - AGROVOC
KW  - Cultivation
KW  - Extension activities
KW  - Farmers
KW  - Pilot farms
KW  - Research
KW  - Social consciousness
KW  - Technology transfer
KW  - Training
KW  - Venezuela
KW  - Zea mays
N1  - Tables, graphs, maps, bibliography
ER  -