Genetically Modified Crops and Farmland Biodiversity

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Science  01 Sep 2000:
Vol. 289, Issue 5484, pp. 1481-1482
DOI: 10.1126/science.289.5484.1481

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The debate about genetically modified crops that are resistant to herbicides and their effects on the environment rages on. In their Perspective, Firbank and Forcella discuss a new model (Watkinson et al.) that seeks to calculate the impact of genetically modified herbicide-resistant sugar beet on growth of the weed Chenopodium album and on the skylark, which feeds on the seeds of this weed.