Sentences with phrase «sold weed killer»
Not exact matches
In the lab, the herbicide 2,4 - dichlorophenoxyacetic acid (sold as weed killer and called 2,4 - D) can prompt cells in culture to elongate, build a new cell wall, and start dividing to form embryos.
http://science.sciencemag.org/
The widely used weed killer faced a 30 June deadline for reapproval of its safety — without which it could not be sold — but the decision has been stuck in political gridlock.