NATURAL VERSES ORGANIC VERSES CONVENTIONAL LIVESTOCK
Thanks for contacting the Online Library. For your research, I would recommend looking through the following websites:
Information from the University of Florida on raising organic livestock: http://smallfarms.ifas.ufl.edu/organic_production/organic_livestock.html
Information on raising organic livestock (including USDA requirements) from the USDA: https://afsic.nal.usda.gov/organic-production/organic-livestock
This brief article analyzing conventional vs organic meat: http://www.ift.org/food-technology/daily-news/2012/september/05/scientists-analyze-organic-vs-conventional-meat-produce.aspx
This article on organice farming and marketing from North Carolina State University: http://content.ces.ncsu.edu/organic-livestock-production-and-marketing.pdf
Please let us know if you have any other questions!