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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link="#0563C1" vlink="#954F72"><div class=WordSection1><p class=MsoNormal><b><span style='font-size:16.0pt;color:#70AD47'>garlic mustard weevil biocontrol released in Ontario<o:p></o:p></span></b></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><b><span style='font-size:16.0pt;font-family:"Arial",sans-serif'>Good news to share with my environmental activist friends at this difficult time. Minnesota persevered on the research for many years and once again Canada is our ally. Our annual work for cut, pull, and spray should be reduced by 10% in about 5 years. With biocontrol being released next year for Japanese Knotweed, and success with Swallowwort, it is time for presentations that update biocontrol work. Action alerts from environmental NGOs such as the Sierra Club continue to help a lot. <o:p></o:p></span></b></p><p class=MsoNormal><b><span style='font-size:16.0pt;font-family:"Arial",sans-serif'><o:p> </o:p></span></b></p><p class=MsoNormal><b><span style='font-size:16.0pt;font-family:"Arial",sans-serif'>Marc<o:p></o:p></span></b></p><p class=MsoNormal><b><span style='font-size:16.0pt;font-family:"Arial",sans-serif'><o:p> </o:p></span></b></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal style='margin-bottom:16.0pt'><b>From:</b> Judith Hough-Goldstein <<a href="mailto:jhough@udel.edu">jhough@udel.edu</a>> <br><b>Sent:</b> Friday, January 25, 2019 11:04 AM<b><span style='font-size:16.0pt'><o:p></o:p></span></b></p><p class=MsoNormal><b><span style='font-size:16.0pt'>Great news!<o:p></o:p></span></b></p><p class=MsoNormal><b><span style='font-size:16.0pt'>According to the project website "the USDA-APHIS Technical Advisory Group (TAG) recommended field release in February 2017. The weevil now has to pass further US environmental regulations (section 7 consultation with US Fish and Wildlife Service, tribal and public consultations etc.) before being permitted for release."<o:p></o:p></span></b></p><p class=MsoNormal><b><span style='font-size:16.0pt'>So unless there's an update, it can't be released in the US yet. Like the swallowwort biocontrol agent, it will be a race between the insect moving on its own from Canada and the decision-making process in the US...<o:p></o:p></span></b></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>On Fri, Jan 25, 2019 at 9:22 AM Marc Imlay <<a href="mailto:ialm@erols.com">ialm@erols.com</a>> wrote:<o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:18.0pt;font-family:"Arial",sans-serif'>Hi Tom, </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:18.0pt;font-family:"Arial",sans-serif'>It depends on how fast the weevil moves to new garlic mustard sites. And where else it is released in Canada. For example, the weevils for mile-a-minute move as much as a mile a year. </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><b><span lang=EN style='font-size:16.0pt;font-family:"Arial",sans-serif;color:blue'>Marc Imlay, PhD </span></b><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;margin-bottom:12.0pt'><b><span lang=EN style='font-size:16.0pt;font-family:"Arial",sans-serif;color:blue'>Conservation biologist, Park Ranger Office, Non-native Invasive Plant Control coordinator. <br>(301) 442-5657 cell <a href="mailto:ialm@erols.com">ialm@erols.com</a><br>Natural and Historical Resources Division<br>The Maryland-National Capital Park and Planning Commission</span></b><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> <o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><b>From:</b> Tom Zaleski <<a href="mailto:TZaleski@Newark.de.us" target="_blank">TZaleski@Newark.de.us</a>> <br><b>Sent:</b> Friday, January 25, 2019 7:52 AM<br><b>To:</b> Marc Imlay <<a href="mailto:ialm@erols.com" target="_blank">ialm@erols.com</a>><br><b>Subject:</b> RE: [MAIPC] garlic mustard weevil biocontrol released in Ontario<o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><b> </b><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><b><span style='font-size:14.0pt'>Will the study involve releasing the weevil anywhere else in the US? I am in northern Delaware and I have Garlic Mustard in our woodlands as well.</span></b><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> <o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><b>From:</b> MAIPC <<a href="mailto:maipc-bounces@lists.maipc.org" target="_blank">maipc-bounces@lists.maipc.org</a>> <b>On Behalf Of </b>Marc Imlay<br><b>Sent:</b> Thursday, January 24, 2019 9:49 PM<br><b>To:</b> <a href="mailto:INVASIVES@LISTSERV.UMD.EDU" target="_blank">INVASIVES@LISTSERV.UMD.EDU</a>; <a href="mailto:maipc@lists.maipc.org" target="_blank">maipc@lists.maipc.org</a><br><b>Subject:</b> [MAIPC] garlic mustard weevil biocontrol released in Ontario<o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> <span style='font-size:14.0pt'><a href="https://blog.cabi.org/2018/12/18/giving-garlic-mustard-the-biocontrol-treatment/" target="_blank">https://blog.cabi.org/2018/12/18/giving-garlic-mustard-the-biocontrol-treatment/</a></span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> <b><span style='font-size:14.0pt;font-family:"Arial",sans-serif;color:#333A42'>In August and October 2018, Dr. Rob Bourchier, from Agriculture and Agri-Food Canada (AAFC) released the <a href="https://www.cabi.org/projects/project/62322" target="_blank"><span style='color:#426F86;border:none windowtext 1.0pt;padding:0in'>first biocontrol agent against garlic mustard in North America</span></a> – the root mining weevil <i><span style='border:none windowtext 1.0pt;padding:0in'>Ceutorhynchus scrobicollis. </span></i>Weevil larvae in lab-inoculated plants and adults were released at a garlic mustard site in Ontario, Canada.</span></b><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white;vertical-align:baseline'><b><span style='font-size:14.0pt;font-family:"Arial",sans-serif;color:#333A42'>A population model predicted that of all agents investigated, <i><span style='border:none windowtext 1.0pt;padding:0in'>C. scrobicollis </span></i>will have the most significant impact on garlic mustard. If the weevils survive the winter and establish themselves in the wild, they are expected to reduce the density of the weed at existing sites and slow its spread to new sites. The project will continue to closely monitor the weevil’s progress and assess whether they live up to the model’s prediction. </span></b><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><b><span style='font-size:14.0pt;font-family:"Arial",sans-serif;color:#333A42;background:white'>In 2019, the weevil rearing program at the University of Minnesota, European field collections by CABI and field expertise from AAFC will be combined to expand the number of weevil release sites in Ontario. These release experiments will focus on defining the conditions that favour <em><span style='font-family:"Arial",sans-serif;border:none windowtext 1.0pt;padding:0in'>C. scrobicollis</span></em> survival and population growth.</span></b><o:p></o:p></p></div><div id="DAB4FAD8-2DD7-40BB-A1B8-4E2AA1F9FDF2"><br />
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