[home - 2,4-d | selective herbicide | protects crops & infrastructure : 2,4-d | selective herbicide | protects crops & in the herbicide 2,4-d plays an important role in protecting crops and has a record of over 75 years of approved use over the world. the industry taskforce ii on 2,4-d research data was organized to fund ongoing research into 2,4-d, provide research to regulators, and helps the public understand the benefits and uses of 2,4-d]