After more than 15 years of using genetically modified crops, U.S.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/us-gmo-crops-show-mix-benefits-concerns-usda-report
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/reuters
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/gm-crops
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/united-states-america-us
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/agriculture
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/gmos
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/biosafety
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/health-effects
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/environment