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Fungus to control Sub-Saharan witchweed

A biocontrol agent offers Sub-Saharan farmers a new way to control the parasitic witchweed ( Striga hermonthica). The technology is seen as a major breakthrough and an alternative to post-emergence herbicides, which are considered "too costly" and "largely ineffective" in protecting crops within the local context. "We have found an extremely effective component of an integrated pest management strategy” to kill the weed, says Dr Fen Beed, the project's leading pathologist. The method is“safe, practical, affordable and sustainable for farmers," he adds.



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