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Zero weed seed set policy imperative for wild radish control

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Adopting a zero weed seed set policy is a critical component of an integrated management strategy needed to combat wild radish, which has been declared a serious emerging issue in the southern cropping region... "The big message to advisers and growers is manyfold - resistance testing, a thorough understanding of why and how radish has become problematic in any one paddock, and a through appreciation that the seed bank must be managed and a zero seed set policy adopted are all essential components to combating wild radish," Mr Campbell said... Mr Campbell said that over the past 12 years in WA, where intensive cropping systems are more prevalent than in the south, herbicide resistance in wild radish had become more widespread and control notably more complex with the rapid loss of base chemistries...