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- Conservation Agriculture. Food and Agriculture Organization of the United Nations. 2006.http://www.fao.org/Ag/magazine/0110sp.htm
- Frequently asked questions about organic food and farming. Organic Farming Resource Foundation.http://ofrf.org/resources/organicfaqs.html
- Saikat. "The Battle for the Green Label - Organic Farming Versus Conservation Agriculture." AboutMyPlanet. Aug. 25, 2008.http://www.aboutmyplanet.com/green-news/battle-green-label/
- Stuck in the mud. Economist.com. Aug. 11, 2008.http://www.economist.com/research/articlesBySubject/displaystory.cfm?subjectid=7933604&story_id=11911706