Industrial farming operations apply massive amounts of nitrogen fertilizer to crops
Links:
[1] http://admin.indiaenvironmentportal.org.in/reports-documents/no-sure-fix-prospects-reducing-nitrogen-fertilizer-pollution-through-genetic
[2] http://admin.indiaenvironmentportal.org.in/category/author/doug-gurian-sherman
[3] http://admin.indiaenvironmentportal.org.in/category/author/noel-gurwick
[4] http://admin.indiaenvironmentportal.org.in/category/publisher/union-concerned-scientists
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/soil-capability
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/agriculture
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/agricultural-research
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/plant-breeding
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/agricultural-inputs
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/chemical-fertilisers
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/genetic-engineering