<div dir="ltr"><div class="gmail_default" style="font-family:tahoma,sans-serif;font-size:small"><div dir="ltr" class="gmail_attr" style="font-family:Arial,Helvetica,sans-serif">On Sat, Mar 13, 2021 at 5:30 AM John Purdy <<a href="mailto:johnrpurdy@gmail.com" target="_blank">johnrpurdy@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="font-family:Arial,Helvetica,sans-serif;margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr">Pollinator list:<div>The USDA move to allow use of oxalic acid year-round contrasts with the Canadian oxalic acid registration, which is owned by the Canadian Honey Council. Actual research data to support this would be helpful.  The Canadian label contains a caution that oxalic acid kills brood under the conditions of use for Varroa mite control and should only be used when brood is not present, such as before or immediately or after overwintering. As the small amount of brood that is present in spring is very critical to survival I would only use it in the fall to ensure no mites carry through the winter. Also the Canadian label states that the treatment does not kill mites in capped brood. This would compromise oxalic acid treatment effectiveness when brood is present. Having a time each year when there is no brood in the hive for mites to reproduce and hide in is a good way to enhance mite control.  See <a href="https://pr-rp.hc-sc.gc.ca/ls-re/index-eng.php" target="_blank">https://pr-rp.hc-sc.gc.ca/ls-re/index-eng.php</a> and search for oxalic acid</div><div><br></div><div>John Purdy</div></div></blockquote><div><br></div><div> </div></div><div><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"></div><div dir="ltr">Laurie Davies Adams<br></div><div dir="ltr"><div><font size="2">President and CEO </font></div><div><span><p dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="font-family:Arial;color:rgb(0,0,0);vertical-align:baseline;white-space:pre-wrap;background-color:transparent"><font size="2">Pollinator Partnership</font></span></p><p dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="font-family:Arial;color:rgb(0,0,0);vertical-align:baseline;white-space:pre-wrap;background-color:transparent"><font size="2">475 Sansome Street, 17th Floor</font></span></p><p dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="font-family:Arial;color:rgb(0,0,0);vertical-align:baseline;white-space:pre-wrap;background-color:transparent"><font size="2">San Francisco, CA 94111</font></span></p><p dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><font size="2"><span style="font-family:Arial;color:rgb(0,0,0);vertical-align:baseline;white-space:pre-wrap;background-color:transparent">e:  </span><font color="#0b5394"><a href="mailto:lda@pollinator.org" style="text-decoration:none" target="_blank"><span style="font-family:Arial;text-decoration:underline;vertical-align:baseline;white-space:pre-wrap;background-color:transparent">LDA@pollinator.org</span></a></font></font></p><p dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><font size="2"><span style="font-family:Arial;color:rgb(0,0,0);vertical-align:baseline;white-space:pre-wrap;background-color:transparent">w:  </span><span style="text-decoration:underline;font-family:Arial;color:rgb(17,85,204);vertical-align:baseline;white-space:pre-wrap;background-color:transparent"><a href="http://www.pollinator.org" style="text-decoration:none" target="_blank">www.pollinator.org</a></span></font></p><p style="line-height:1.38;margin-top:0pt;margin-bottom:0pt">o: 415.362.1137</p><p style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="font-family:Arial;color:rgb(0,0,0);vertical-align:baseline;white-space:pre-wrap;background-color:transparent"><font size="2">c: 415.260.8092</font></span><span style="font-size:14.6667px;font-family:Arial;color:rgb(0,0,0);vertical-align:baseline;white-space:pre-wrap;background-color:transparent"> </span></p><p dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><a href="http://www.facebook.com/ThePollinatorPartnership" style="text-decoration:none" target="_blank"><span style="font-size:14.6667px;font-family:Arial;color:rgb(17,85,204);text-decoration:underline;vertical-align:baseline;white-space:pre-wrap;background-color:transparent"><img src="https://lh5.googleusercontent.com/qFvFCWMd7ZB9TM_LTVdhWsdArNsUDMW59Vi8rJ7gNA7RNb-K0KMroCYBtke2Nf3mZeKPh264BhJoFbuEYxeDTfQmTCyzm7-ATcBBjGE0AAE3qKIMwouoSpETJTbAz_HciMqBu3o" width="40px;" height="40px;" style="border:none" alt="facebook.jpg"></span></a><a href="http://twitter.com/Pollinator" style="text-decoration:none" target="_blank"><span style="font-size:14.6667px;font-family:Arial;color:rgb(17,85,204);text-decoration:underline;vertical-align:baseline;white-space:pre-wrap;background-color:transparent"><img src="https://lh6.googleusercontent.com/3tI8vtmJi_iMnB5jrgaZzGfcca46bGXziB3Ds7h9Gogn_oGHv3GSRVAnCocajGHqQgwzZpC7mouiUMBLaeQTdmfbns9AWNaLUnOKTJFD503VaRu_e-MFi6knsT91HYyC_TLtGQY" width="40px;" height="40px;" style="border:none"></span></a><a href="https://plus.google.com/u/0/+PollinatorOrg/about" style="text-decoration:none" target="_blank"><span style="font-size:14.6667px;font-family:Arial;color:rgb(17,85,204);text-decoration:underline;vertical-align:baseline;white-space:pre-wrap;background-color:transparent"><img src="https://lh4.googleusercontent.com/a2oQfAJ0Z9-1MGD-mrRp3X-81YwVDnKLQQAYc4R9svRUZT5hPJBX1r1DbcOliQ8VRpQTDBB8Xy7qLynmgCqL2LiXte8UIbc1I_f-f6SbUWY4HheeFvReSlhbGH9YC_yTZ5IxuiI" width="40px;" height="40px;" style="border:none"></span></a><a href="http://www.youtube.com/user/PollinatorPartners" style="text-decoration:none" target="_blank"><span style="font-size:14.6667px;font-family:Arial;color:rgb(17,85,204);text-decoration:underline;vertical-align:baseline;white-space:pre-wrap;background-color:transparent"><img src="https://lh3.googleusercontent.com/cVPc0lFK0KKdsuSZEfOJCuWAqfijIdHXSs5_VL3kk6cKodRs9hPbtTZUfLjNZ2bMSSW4YRimaAGzDSwNT9xLJEAlpdcptobYJbd3hZJ-RFCfoJeRoa3CjCgJF72LwjvcTuLUlsk" width="40px;" height="40px;" style="border:none"></span></a></p><p dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><a href="http://pollinator.org/index.html" style="text-decoration:none" target="_blank"><span style="font-size:13.3333px;font-family:Arial;color:rgb(17,85,204);text-decoration:underline;vertical-align:baseline;white-space:pre-wrap;background-color:transparent"><img src="https://lh6.googleusercontent.com/zZyBlTpFQjYniFpnMQmc-RrBI2Rpe9U5uKaWfoKoMYek1ugA57_o8RKohSjfJo2JvAfqHKzkZ_Yo_Sqviy3IItch11tROejbCPxaLZ6GmWOfTP9NRiqw41r0FXUzkioCYDi40tA" width="117px;" height="52px;" style="border:none"></span></a><span style="text-decoration:underline;font-size:13.3333px;font-family:Arial;color:rgb(17,85,204);vertical-align:baseline;white-space:pre-wrap;background-color:transparent"><a href="http://pollinator.org//million-pollinator-garden-challenge.htm" style="text-decoration:none" target="_blank"><img src="https://lh3.googleusercontent.com/xvJTiXlf4_2FrLoy25N8mA58EWUhf0bq_7y0O_Mpgry4fDA03xNJOoSBdIKNJlElTT7wBuaZlah8bDxdn3I-PqkLByXUHbAwatAt3NTGd32GxNkPlq7pSsUjHQ0XsTNGajnAGV8" width="60px;" height="60px;" style="border:none"><br></a></span></p><p dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="text-decoration:underline;font-size:13.3333px;font-family:Arial;color:rgb(17,85,204);vertical-align:baseline;white-space:pre-wrap;background-color:transparent"><a href="http://pollinator.org//million-pollinator-garden-challenge.htm" style="text-decoration:none" target="_blank"><br></a></span></p><div dir="ltr"><img src="https://www.pollinator.org/pollinator.org/assets/generalImages/ProjectWingspan_Logo.2019.FINAL.jpg" width="85" height="96"><font size="2"><img src="https://docs.google.com/uc?export=download&id=1BJg07rYsttwFERDmOxIT_yxn_hHSQ51y&revid=0BymBLcwLxZ5qVGFsaWUzcmwvckpwUFovSk1rWEtxSzJ2M0JJPQ" width="95" height="96"></font></div></span><span><div dir="ltr"><b>Bee Friendly Farming</b> is good for farmers and for pollinators.  <br></div><p dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="font-size:13.3333px;font-family:Arial;color:rgb(17,85,204);vertical-align:baseline;white-space:pre-wrap;background-color:transparent"><a href="http://pollinator.org//million-pollinator-garden-challenge.htm" target="_blank"></a></span></p><div><font size="2">Find out more at <a href="http://www.pollinator.org/BFF" target="_blank">www.pollinator.org/BFF </a></font></div></span></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div>