1. Global Trends in Organic Agriculture;Nandwani,2016
2. Research on integrated arable farming and organic mixed farming in the Netherlands;Vereijken,1990
3. Consequences of organic agriculture for smallholder farmers’ livelihood and food security;Panneerselvam,2013
4. Organic agriculture and climate change
5. Building Resilience for an Unpredictable Future: How Organic Agriculture can Help Farmers Adapt to Climate Changehttp://www.fao.org/3/a-ah617e.pdf