The limitations of on-farm research
Tripp, R.B.
The limitations of on-farm research - Chichester (United Kingdom) John Wiley and Sons : 1991 - Printed
References p. 255-256
English
Agricultural development
Agricultural policies
Ecuador
Extension activities
Research
Small farms
Zea mays
Farming systems
338.162 / TRI
The limitations of on-farm research - Chichester (United Kingdom) John Wiley and Sons : 1991 - Printed
References p. 255-256
English
Agricultural development
Agricultural policies
Ecuador
Extension activities
Research
Small farms
Zea mays
Farming systems
338.162 / TRI