<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40"><head><meta http-equiv=Content-Type content="text/html; charset=iso-8859-1"><meta name=Generator content="Microsoft Word 14 (filtered medium)"><style><!--
/* Font Definitions */
@font-face
{font-family:"Cambria Math";
panose-1:2 4 5 3 5 4 6 3 2 4;}
@font-face
{font-family:Calibri;
panose-1:2 15 5 2 2 2 4 3 2 4;}
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
{margin:0cm;
margin-bottom:.0001pt;
font-size:11.0pt;
font-family:"Calibri","sans-serif";
mso-fareast-language:EN-US;}
a:link, span.MsoHyperlink
{mso-style-priority:99;
color:blue;
text-decoration:underline;}
a:visited, span.MsoHyperlinkFollowed
{mso-style-priority:99;
color:purple;
text-decoration:underline;}
span.EstiloCorreioElectrnico17
{mso-style-type:personal-compose;
font-family:"Calibri","sans-serif";
color:windowtext;}
.MsoChpDefault
{mso-style-type:export-only;
font-family:"Calibri","sans-serif";
mso-fareast-language:EN-US;}
@page WordSection1
{size:612.0pt 792.0pt;
margin:70.85pt 3.0cm 70.85pt 3.0cm;}
div.WordSection1
{page:WordSection1;}
--></style><!--[if gte mso 9]><xml>
<o:shapedefaults v:ext="edit" spidmax="1026" />
</xml><![endif]--><!--[if gte mso 9]><xml>
<o:shapelayout v:ext="edit">
<o:idmap v:ext="edit" data="1" />
</o:shapelayout></xml><![endif]--></head><body lang=PT link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span lang=EN-US>Hello All,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>I have some doubts regarding pest control in insect collections and I was looking for some advice in what the best practices are regarding this matter.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>In our Museum, the insect collection was kept pest-free using Naphthalene, though due to health issues of the people working with it has been decided to stop using this product, which I think works as a repellent and no insecticide. The room where the insects are stored still has a strong odor of naphthalene impregnated probably in the wooden cabinets, though we are not sure if this strong odor is enough to keep pests out.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>At the moment, pest control is done monthly with Piretrine, which is supposed to have an insecticide action for 3 weeks. <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>This plan seems to be too expensive to keep, so I would like to know if there is any alternative pest-control method which does not rely on the monthly Piretrine treatment.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>The room does not have any temperature control or ventilation system, so this is also not an option.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>I would really appreciate any advice you could provide on this subject or if you could point me to some good guide about pest control in insect collections.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Thank you very much.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Filipe Lopes �<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='mso-fareast-language:PT'>National Museum of Natural History and Science<o:p></o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:PT'>Rua da Escola Polit�cnica,<o:p></o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:PT'>1250-102 Lisboa<o:p></o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:PT'>Portugal</span><span style='mso-fareast-language:PT'> <o:p></o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:PT'>Telephone: +351213921855<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1D1B11;mso-fareast-language:PT'><o:p> </o:p></span></p><p class=MsoNormal><o:p> </o:p></p></div></body></html>