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HIV and orientation of subsistence and commercial home gardens in rural Ghana: Crop composition, crop diversity and food security
Shannon-Wiener index dual purpose home garden biodiversity evenness
2011/1/12
An empirical study was conducted to explore differences and similarities in biodiversity in subsistence and commercial home gardens of HIV-positive and HIV-negative rural households in the Eastern Reg...
The Millennium Ecosystem Assessment:Tradeoffs between Food Security and the Environment
Ecosystem services food security tradeoffs Millennium Ecosystem Assessment
2009/1/8
This paper provides an overview of selected trends and conditions of ecosystem services, in particular, food production and impacts on the environment based on the Millennium Ecosystem Assessment. It ...