25.06.2018

“Agroecology: A Global Paradigm to Challenge Mainstream Industrial Agriculture”. In: Horticulturae.

Whittome, M. (1994).  The Adoption of Alley Farming in Nigeria and Benin: The on-farm experience of IITA.  PhD thesis, Department of Geography, University of Cambridge, UK.

World Bank Development Indicators.

World Bank Data on Fertilizer consumption.