{"id":4506,"date":"2018-01-24T14:08:04","date_gmt":"2018-01-24T22:08:04","guid":{"rendered":"http:\/\/blogs.cdfa.ca.gov\/Section3162\/?p=4506"},"modified":"2018-03-15T06:19:31","modified_gmt":"2018-03-15T13:19:31","slug":"south-american-palm-weevil-rhynchophorus-palmarum-linnaeus","status":"publish","type":"post","link":"https:\/\/blogs.cdfa.ca.gov\/Section3162\/?p=4506","title":{"rendered":"South American Palm Weevil |\u00a0\u00a0Rhynchophorus palmarum (Linnaeus)"},"content":{"rendered":"<h5 style=\"text-align: center;\"><strong>California Pest Rating for<\/strong><\/h5>\n<p><a href=\"http:\/\/blogs.cdfa.ca.gov\/Section3162\/?attachment_id=4511\" rel=\"attachment wp-att-4511\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"4511\" data-permalink=\"https:\/\/blogs.cdfa.ca.gov\/Section3162\/?attachment_id=4511\" data-orig-file=\"https:\/\/i0.wp.com\/blogs.cdfa.ca.gov\/Section3162\/wp-content\/uploads\/2018\/01\/5504019-WEB-south-american-palm-weevil_BUGWOOD.jpg?fit=384%2C288&amp;ssl=1\" data-orig-size=\"384,288\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"5504019-WEB-south-american-palm-weevil_BUGWOOD\" data-image-description=\"&lt;p&gt;Image Number: 5504019&lt;br \/&gt;\nSouth American palm weevil (&lt;em&gt;Dynamis borassi&lt;\/em&gt;) Champion, G.C. , 1910&lt;br \/&gt;\nPhotographer: Pest and Diseases Image Library&lt;br \/&gt;\nDescriptor: Adult(s)&lt;br \/&gt;\nImage type:Museum&lt;br \/&gt;\nImage view: Dorsal \/ Abaxial \/ Back&lt;\/p&gt;\n&lt;p&gt;Source URL: &lt;a href=&quot;https:\/\/www.forestryimages.org\/browse\/detail.cfm?imgnum=5504019&quot; rel=&quot;noopener&quot; target=&quot;_blank&quot;&gt;https:\/\/www.forestryimages.org\/browse\/detail.cfm?imgnum=5504019&lt;\/a&gt;&lt;\/p&gt;\n\" data-image-caption=\"&lt;p&gt;South American palm weevil (&lt;em&gt;Dynamis borassi&lt;\/em&gt;&lt;\/p&gt;\n\" data-large-file=\"https:\/\/i0.wp.com\/blogs.cdfa.ca.gov\/Section3162\/wp-content\/uploads\/2018\/01\/5504019-WEB-south-american-palm-weevil_BUGWOOD.jpg?fit=384%2C288&amp;ssl=1\" class=\"aligncenter wp-image-4511 size-medium\" title=\"South American palm weevil (Dynamis borassi) Champion, G.C. , 1910\" src=\"https:\/\/i0.wp.com\/blogs.cdfa.ca.gov\/Section3162\/wp-content\/uploads\/2018\/01\/5504019-WEB-south-american-palm-weevil_BUGWOOD-300x225.jpg?resize=300%2C225\" alt=\"South American palm weevil (Dynamis borassi) Champion, G.C. , 1910\" width=\"300\" height=\"225\" srcset=\"https:\/\/i0.wp.com\/blogs.cdfa.ca.gov\/Section3162\/wp-content\/uploads\/2018\/01\/5504019-WEB-south-american-palm-weevil_BUGWOOD.jpg?resize=300%2C225&amp;ssl=1 300w, https:\/\/i0.wp.com\/blogs.cdfa.ca.gov\/Section3162\/wp-content\/uploads\/2018\/01\/5504019-WEB-south-american-palm-weevil_BUGWOOD.jpg?w=384&amp;ssl=1 384w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<h5 style=\"text-align: center;\"><strong>South American Palm Weevil |\u00a0\u00a0<\/strong><strong><em>Rhynchophorus palmarum<\/em><\/strong><strong> (Linnaeus)<\/strong><\/h5>\n<h5 style=\"text-align: center;\"><strong>Coleoptera: Curculionidae<\/strong><\/h5>\n<h5 style=\"text-align: center;\"><strong>Pest Rating: \u00a0B<\/strong><\/h5>\n<p>&nbsp;<\/p>\n<hr \/>\n<p style=\"text-align: center;\">\n<h3 style=\"text-align: center;\">PEST RATING PROFILE<\/h3>\n<h5><strong>Initiating Event: <\/strong><\/h5>\n<p>On March 17, 2016 several adult and larval weevils collected by San Diego County officials during the removal of a Canary Island date palm in San Ysidro were identified as <em>Rhynchophorus palmarum<\/em>, South American palm weevil (SAPW) (PDR 370P06400129).\u00a0 Although SAPW has been found in this area since 2011 this is the first confirmation of a breeding population in California.\u00a0 A pest rating proposal is required to assign a permanent pest rating.<\/p>\n<h5><strong>History &amp; Status:<\/strong><\/h5>\n<p><strong><u>Background<\/u>:<\/strong>\u00a0 Adult female SAPW are attracted to fresh trunk wounds of palm trees and lay their eggs inside a hole in the trunk that they have chewed<sup>1<\/sup>.\u00a0 After hatching, larvae bore into the tree where they feed on live and rotting tissue<sup>1<\/sup>.\u00a0 This feeding can eventually lead to death of the palm.\u00a0 SAPW adult females are known to vector the nematode <em>Bursaphelenchus cocophilus<\/em> (red ring nematode), which accelerates the death of the host palm<sup>1<\/sup>.\u00a0 Known reproductive hosts include: <strong>Arecaceae:<\/strong> <em>Cocos nucifera<\/em> (coconut), <em>Elaeis guineensis<\/em> (Afrian oil palm), <em>Euterpe edulis<\/em> (assai palm), <em>Metroxylon sagu<\/em> (sago palm), <em>Phoenix canariensis<\/em> (Canary Island date palm), <em>Phoenix dactylifera<\/em> (date palm); <strong>Poaceae:<\/strong> <em>Saccharum officinarum<\/em> (sugarcane)<sup>1<\/sup>.\u00a0 Adult weevils also feed on a wide variety of fruits and other plants but have never been documented to be a pest of these hosts.\u00a0 SAPW may be transported long distances when infested palm trees or palm parts are moved.<\/p>\n<p><strong><u>Worldwide Distribution<\/u>:<\/strong> SAPW is native to Central and South America, and has spread northward throughout Mexico, presumably due to unrestricted movement of palm nursery stock.\u00a0 \u00a0The beetle is now making incursions across the southern border of the United States into California, Arizona, and Texas.<\/p>\n<p><strong><u>Official Control<\/u>:<\/strong> SAPW is listed as a harmful organism by Albania, Austria, Belgium, Bulgaria, China, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Holy See (Vatican City State), Honduras, Hungary, Indonesia, Ireland, Italy, Jamaica, Japan, Korea, Latvia, Lithuania, Luxembourg, Malta, Monaco, Montenegro, Morocco, Namibia, Netherlands, Poland, Portugal, Romania, San Marino, Serbia, Slovakia, Slovenia, South Africa, Spain, Sweden, Switzerland, Taiwan, Timor-Leste, and the United Kingdom<sup>2<\/sup>.\u00a0 <em>Bursaphelenchus cocophilus<\/em>, a nematode that is vectored by SAPW, is listed as a harmful organism by Antigua and Barbuda, Chile, China, Colombia, Dominica, Honduras, Jamaica, and Saint Lucia<sup>2<\/sup>.<\/p>\n<p><strong><u>California Distribution<\/u>:\u00a0<\/strong> SAPW has been found in southern San Diego and Imperial counties since 2011, and may have been flying into these areas from Mexico since 1966<sup>1<\/sup>.<\/p>\n<p><strong><u>California Interceptions<\/u>:<\/strong>\u00a0 SAPW has not been found in any regulatory situations in California.<\/p>\n<p>The risk <em>Rhynchophorus palmarum<\/em> (SAPW) would pose to California is evaluated below.<\/p>\n<h5><strong>Consequences of Introduction:\u00a0 <\/strong><\/h5>\n<p><strong>1) Climate\/Host Interaction:<\/strong> SAPW can be expected to establish throughout California wherever suitable hosts are grown. The weevil is protected from the environment inside palms and is unlikely to be extirpated by cold weather.\u00a0 SAPW receives a <span style=\"color: #008000;\"><strong>High (3)<\/strong><\/span> in this category.<\/p>\n<p>Evaluate if the pest would have suitable hosts and climate to establish in California.\u00a0 Score:<\/p>\n<p style=\"padding-left: 30px;\">&#8211; <strong>Low (1)<\/strong> Not likely to establish in California; or likely to establish in very limited areas.<\/p>\n<p style=\"padding-left: 30px;\">&#8211; <strong>Medium (2)<\/strong> may be able to establish in a larger but limited part of California.<\/p>\n<p style=\"padding-left: 30px;\"><span style=\"color: #008000;\">&#8211; <strong>High (3)<\/strong> likely to establish a widespread distribution in California.<\/span><\/p>\n<p><strong>2) Known Pest Host Range:<\/strong> SAPW is known to reproduce in seven species of plants in two plant families.\u00a0 Adult weevils also feed on a wide variety of food sources, including many fruits and other plants.\u00a0 However, it has only been documented to be a pest of palms and sugarcane.\u00a0 It receives a <span style=\"color: #008000;\"><strong>High (3)<\/strong><\/span> in this category.<\/p>\n<p>Evaluate the host range of the pest. Score:<\/p>\n<p style=\"padding-left: 30px;\">&#8211; <strong>Low (1)<\/strong> has a very limited host range.<\/p>\n<p style=\"padding-left: 30px;\">&#8211; <strong>Medium (2)<\/strong> has a moderate host range.<\/p>\n<p style=\"padding-left: 30px;\"><span style=\"color: #008000;\">&#8211; <strong>High (3)<\/strong> has a wide host range.<\/span><\/p>\n<p><strong>3) Pest Dispersal Potential:<\/strong> SAPW has high reproductive rates.\u00a0 Each female can lay 120-150 eggs over a period of 30 days and the weevils can complete a generation in 80 days<sup>1<\/sup>.\u00a0 SAPW can fly a mile in 24 hours and may be transported long distances when infested palms or sugarcane are moved<sup>1<\/sup>.\u00a0 SAPW receives a <span style=\"color: #008000;\"><strong>High (3)<\/strong><\/span> in this category.<\/p>\n<p>Evaluate the natural and artificial dispersal potential of the pest. Score:<\/p>\n<p style=\"padding-left: 60px;\">&#8211; <strong>Low (1)<\/strong> does not have high reproductive or dispersal potential.<\/p>\n<p style=\"padding-left: 60px;\">&#8211; <strong>Medium (2)<\/strong> has either high reproductive or dispersal potential.<\/p>\n<p style=\"padding-left: 60px;\"><span style=\"color: #008000;\">&#8211; <strong>High (3)<\/strong> has both high reproduction and dispersal potential.<\/span><\/p>\n<p><strong>4) Economic Impact:<\/strong> As it expands its range in California, SAPW is likely to reduce yields in date groves and palm nurseries by destroying trees.\u00a0 The species might also increase crop production costs in date groves and lower the value of palm nursery stock.\u00a0 SAPW is considered a quarantine pest by many of California\u2019s trading partners and has the potential to disrupt exports as a contaminating pest.\u00a0 SAPW is also known to vector the plant pathogenic nematode <em>Bursaphelenchus cocophilus<\/em>.\u00a0 SAPW receives a <span style=\"color: #008000;\"><strong>High (3)<\/strong><\/span> in this category.<\/p>\n<p>Evaluate the economic impact of the pest to California using the criteria below. Score:<\/p>\n<p><span style=\"color: #008000;\"><strong>A, B, C, E<\/strong><\/span><\/p>\n<p style=\"padding-left: 30px;\"><span style=\"color: #008000;\"><strong>A<\/strong>. The pest could lower crop yield.<\/span><\/p>\n<p style=\"padding-left: 30px;\"><span style=\"color: #008000;\"><strong>B<\/strong>. The pest could lower crop value (includes increasing crop production costs).<\/span><\/p>\n<p style=\"padding-left: 30px;\"><span style=\"color: #008000;\"><strong>C<\/strong>. The pest could trigger the loss of markets (includes quarantines).<\/span><\/p>\n<p style=\"padding-left: 30px;\">D. The pest could negatively change normal cultural practices.<\/p>\n<p style=\"padding-left: 30px;\"><span style=\"color: #008000;\"><strong>E<\/strong>. The pest can vector, or is vectored, by another pestiferous organism.<\/span><\/p>\n<p style=\"padding-left: 30px;\">F. The organism is injurious or poisonous to agriculturally important animals.<\/p>\n<p style=\"padding-left: 30px;\">G. The organism can interfere with the delivery or supply of water for agricultural uses.<\/p>\n<p style=\"padding-left: 30px;\">&#8211; <strong>Low (1)<\/strong> causes 0 or 1 of these impacts.<\/p>\n<p style=\"padding-left: 30px;\">&#8211; <strong>Medium (2)<\/strong> causes 2 of these impacts.<\/p>\n<p style=\"padding-left: 30px;\"><span style=\"color: #008000;\">&#8211; <strong>High (3)<\/strong> causes 3 or more of these impacts.<\/span><\/p>\n<p><strong>5) Environmental Impact:<\/strong> As it expands its range in California, SAPW is not expected to lower biodiversity, disrupt natural communities, or change ecosystem processes.\u00a0 \u00a0The beetle is not likely to directly affect any threatened or endangered species or disrupt any critical habitats.\u00a0 SAPW may trigger new treatments by residents, by the nursery industry, and by date growers.\u00a0 Palm trees are an iconic ornamental plant in the California landscape and may be significantly impacted by this pest.\u00a0 SAPW receives a <span style=\"color: #008000;\"><strong>High (3)<\/strong><\/span> in this category.<\/p>\n<p>Evaluate the environmental impact of the pest on California using the criteria below.<\/p>\n<p><strong><span style=\"color: #008000;\">D, E<\/span><\/strong><\/p>\n<p style=\"padding-left: 30px;\">A. The pest could have a significant environmental impact such as lowering biodiversity, disrupting natural communities, or changing ecosystem processes.<\/p>\n<p style=\"padding-left: 30px;\">B. The pest could directly affect threatened or endangered species.<\/p>\n<p style=\"padding-left: 30px;\">C. The pest could impact threatened or endangered species by disrupting critical habitats.<\/p>\n<p style=\"padding-left: 30px;\"><span style=\"color: #008000;\"><strong>D<\/strong>. The pest could trigger additional official or private treatment programs.<\/span><\/p>\n<p style=\"padding-left: 30px;\"><span style=\"color: #008000;\"><strong>E<\/strong>. The pest significantly impacts cultural practices, home\/urban gardening or ornamental plantings.<\/span><\/p>\n<p>Score the pest for Environmental Impact. Score:<\/p>\n<p style=\"padding-left: 30px;\">&#8211; <strong>Low (1)<\/strong> causes none of the above to occur.<\/p>\n<p style=\"padding-left: 30px;\">&#8211; <strong>Medium (2)<\/strong> causes one of the above to occur.<\/p>\n<p style=\"padding-left: 30px;\"><span style=\"color: #008000;\">&#8211; <strong>High (3)<\/strong> causes two or more of the above to occur.<\/span><\/p>\n<h5><strong>Consequences of Introduction to California for Common Name:<\/strong>\u00a0 <span style=\"color: #008000;\"><strong>High (15)<\/strong><\/span><\/h5>\n<p>Add up the total score and include it here.<\/p>\n<p style=\"padding-left: 30px;\">&#8211;<strong>Low<\/strong> = 5-8 points<\/p>\n<p style=\"padding-left: 30px;\">&#8211;<strong>Medium<\/strong> = 9-12 points<\/p>\n<p style=\"padding-left: 30px;\"><span style=\"color: #008000;\">&#8211;<strong>High<\/strong> = 13-15 points<\/span><\/p>\n<p><strong>6) Post Entry Distribution and Survey Information:<\/strong> SAPW is only known to have established a localized distribution in southern San Diego County and to have made incursions into Imperial County. The species receives a <span style=\"color: #008000;\"><strong>Low (-1)<\/strong><\/span> in this category.<\/p>\n<p>Evaluate the known distribution in California. Only official records identified by a taxonomic expert and supported by voucher specimens deposited in natural history collections should be considered. Pest incursions that have been eradicated, are under eradication, or have been delimited with no further detections should not be included.<\/p>\n<p style=\"padding-left: 30px;\">&#8211;<strong>Not established (0)<\/strong> Pest never detected in California, or known only from incursions.<\/p>\n<p style=\"padding-left: 30px;\"><span style=\"color: #008000;\">&#8211;<strong>Low (-1)<\/strong> Pest has a localized distribution in California, or is established in one suitable climate\/host area (region).<\/span><\/p>\n<p style=\"padding-left: 30px;\">&#8211;<strong>Medium (-2)<\/strong> Pest is widespread in California but not fully established in the endangered area, or pest established in two contiguous suitable climate\/host areas.<\/p>\n<p style=\"padding-left: 30px;\">&#8211;<strong>High (-3)<\/strong> Pest has fully established in the endangered area, or pest is reported in more than two contiguous or non-contiguous suitable climate\/host areas.<\/p>\n<h5>Final Score:<\/h5>\n<p><strong>The final score is<\/strong> the consequences of introduction score minus the post entry distribution and survey information score:<span style=\"color: #008000;\"> <strong>High (14) <\/strong><\/span><\/p>\n<h5><strong>Uncertainty: <\/strong><\/h5>\n<p>CDFA\u2019s palm weevil trapping was mostly discontinued in 2013, and it is possible that <em>Rhynchophorus palmarum<\/em> has expanded its range in California since that time.\u00a0 The species may have additional host trees or switch hosts multiple times in California.\u00a0 The weevil could switch hosts and feed on native palms, which would disrupt natural communities.\u00a0 However, the weevils have significant populations in areas with many native <em>Washingtonia<\/em> palms and have not affected those trees.\u00a0 Unfortunately, there is one report of SAPW feeding on <em>Washingtonia robusta<\/em> in Mexico<sup>4<\/sup>.<\/p>\n<h5><strong>Conclusion and Rating Justification: <\/strong><\/h5>\n<p>SAPW is likely to have significant economic and environmental impacts as it expands its range in California.\u00a0 However, it is already found in southern San Diego and Imperial counties and is thought to regularly enter the state from Mexico.\u00a0 The weevil is not under official control (e.g., quarantine or eradication).\u00a0 There are no plans for federal agencies to take any action on this pest<sup>3<\/sup>.\u00a0 A<strong> \u201cB\u201d<\/strong>-rating is appropriate.<\/p>\n<hr \/>\n<h5><strong>References: <\/strong><\/h5>\n<p><sup>1<\/sup> <em>Rhynchophorus palmarum<\/em>.\u00a0 USDA APHIS 2011.\u00a0 <a href=\"https:\/\/www.aphis.usda.gov\/plant_health\/plant_pest_info\/palmweevil\/downloads\/Rhynchophoruspalmarum_v5.pdf\" target=\"_blank\" rel=\"noopener\">https:\/\/www.aphis.usda.gov\/plant_health\/plant_pest_info\/palmweevil\/downloads\/Rhynchophoruspalmarum_v5.pdf<\/a><\/p>\n<p><sup>2<\/sup> USDA Phytosanitary Certificate Issuance &amp; Tracking System (PCIT) Phytosanitary Export Database (PExD).\u00a0 <a href=\"https:\/\/pcit.aphis.usda.gov\/pcit\/\" target=\"_blank\" rel=\"noopener\">https:\/\/pcit.aphis.usda.gov\/pcit\/<\/a><\/p>\n<p><sup>3<\/sup> Summary of Recommendations for Palm Weevils. 2013.\u00a0 The PPQ Palm Weevil Working Group (PWWG).<\/p>\n<p><sup>4<\/sup> Garc\u00eda-Hern\u00e1ndez, Jos\u00e9 Luis, Luis Felipe Beltr\u00e1n-Morales, Jos\u00e9 Guadalupe Loya-Ram\u00edrez, J.R. Morales-Cota, Enrique Troyo Di\u00e9guez, and F\u00e9lix Alfredo Beltr\u00e1n-Morales.\u00a0 2003.\u00a0 Primer informe del <em>Rhynchophorus palmarum<\/em> (Coleoptera: Dryophthoridae) en Baja California Sur. Folia Entomol. Mex. 42(3): 415-417.<\/p>\n<hr \/>\n<h5><strong>Responsible Party:<\/strong><\/h5>\n<p>Jason Leathers, 2800 Gateway Oaks, Sacramento CA 95833, (916) 654-1211, plant.health[@]cdfa.ca.gov<\/p>\n<h5>Comment Period:<span style=\"color: #ff0000;\">* CLOSED<\/span><\/h5>\n<p>1\/24\/18 \u2013 3\/10\/18<\/p>\n<hr \/>\n<h5><span style=\"color: #ff0000;\">*NOTE:<\/span><\/h5>\n<p style=\"padding-left: 30px;\">You must be registered and logged in to post a comment. \u00a0If you have registered and have not received the registration confirmation, please contact us at\u00a0plant.health[@]cdfa.ca.gov.<\/p>\n<hr \/>\n<h5>Comment Format:<\/h5>\n<p>\u2666 \u00a0Comments should refer to the appropriate California Pest Rating Proposal Form subsection(s)\u00a0being commented on, as shown below.<\/p>\n<p style=\"padding-left: 30px;\"><strong>Example Comment:<br \/>\n<\/strong>Consequences of Introduction: \u00a01. Climate\/Host Interaction:\u00a0[<em>Your comment that relates to \u201cClimate\/Host Interaction\u201d here.<\/em>]<\/p>\n<p>\u2666 \u00a0Posted comments will not be able to be viewed immediately.<\/p>\n<p>\u2666 \u00a0Comments may not be posted if they:<\/p>\n<p style=\"padding-left: 30px;\">Contain inappropriate language which is not germane to\u00a0the pest rating proposal;<\/p>\n<p style=\"padding-left: 30px;\">Contains defamatory, false, inaccurate, abusive, obscene, pornographic,\u00a0sexually oriented, threatening, racially offensive, discriminatory or illegal\u00a0material;<\/p>\n<p style=\"padding-left: 30px;\">Violates agency regulations prohibiting sexual harassment or other forms\u00a0of discrimination;<\/p>\n<p style=\"padding-left: 30px;\">Violates agency regulations prohibiting workplace violence, including threats.<\/p>\n<p>\u2666 \u00a0Comments may be edited prior to posting to ensure they are entirely germane.<\/p>\n<p>\u2666 \u00a0Posted comments shall be those which have been approved in content and posted to the\u00a0website to be viewed, not just submitted.<\/p>\n<hr \/>\n<h3><strong>Pest Rating: \u00a0B<\/strong><\/h3>\n<p>&nbsp;<\/p>\n<hr \/>\n<p><em>Posted by ls<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>California Pest Rating for South American Palm Weevil |\u00a0\u00a0Rhynchophorus palmarum (Linnaeus) Coleoptera: Curculionidae Pest Rating: \u00a0B &nbsp; PEST RATING PROFILE Initiating Event: On March 17, 2016 several adult and larval weevils collected by San Diego County officials during the removal of a Canary Island date palm in San Ysidro were identified as Rhynchophorus palmarum, South &hellip; <a href=\"https:\/\/blogs.cdfa.ca.gov\/Section3162\/?p=4506\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">South American Palm Weevil |\u00a0\u00a0Rhynchophorus palmarum (Linnaeus)<\/span> <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[15,5],"tags":[184,52,646,645],"class_list":["post-4506","post","type-post","status-publish","format-standard","hentry","category-coleoptera","category-entomology","tag-coleoptera","tag-insects-and-mites","tag-rhynchophorus-palmarum-linnaeus","tag-south-american-palm-weevil"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p5l8vQ-1aG","jetpack-related-posts":[{"id":5576,"url":"https:\/\/blogs.cdfa.ca.gov\/Section3162\/?p=5576","url_meta":{"origin":4506,"position":0},"title":"Palmetto Weevil | Rhynchophorus cruentatus (Fabricius)","author":"Kyle Beucke","date":"July 3, 2018","format":false,"excerpt":"California Pest Rating\u00a0 for Palmetto weevil |\u00a0Rhynchophorus cruentatus (Fabricius) Coleoptera: Dryophthoridae Pest Rating: A \u00a0 PEST RATING PROFILE Initiating Event: Rhynchophorus cruentatus is currently Q-rated.\u00a0 A permanent pest rating proposal is required to support an official pest rating. History & Status: Background: \u00a0Adult R. cruentatus are large weevils that measure\u2026","rel":"","context":"In &quot;A-Rated&quot;","block_context":{"text":"A-Rated","link":"https:\/\/blogs.cdfa.ca.gov\/Section3162\/?cat=669"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":5097,"url":"https:\/\/blogs.cdfa.ca.gov\/Section3162\/?p=5097","url_meta":{"origin":4506,"position":1},"title":"Palm Mealybug | Palmicultor palmarum","author":"Javaid Iqbal","date":"March 16, 2018","format":false,"excerpt":"California Pest Rating for Palm mealybug |\u00a0Palmicultor palmarum (Ehrhorn) Hemiptera: Pseudococcidae Pest Rating: A \u00a0 PEST RATING PROFILE Initiating Event: Palmicultor palmarum is currently Q-rated. A pest rating proposal is required to support an official pest rating. History & Status: Background: Palm mealybugs are slow moving, piercing-sucking insects that feed\u2026","rel":"","context":"In &quot;Hemiptera&quot;","block_context":{"text":"Hemiptera","link":"https:\/\/blogs.cdfa.ca.gov\/Section3162\/?cat=18"},"img":{"alt_text":"image of Palm Mealybug and its damage","src":"https:\/\/i0.wp.com\/blogs.cdfa.ca.gov\/Section3162\/wp-content\/uploads\/2018\/03\/PalmMealybug-image-plus-damage-images-by-bugwood-300x158.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":1202,"url":"https:\/\/blogs.cdfa.ca.gov\/Section3162\/?p=1202","url_meta":{"origin":4506,"position":2},"title":"Bursaphelenchus coccophilus (Cobb) Baujard 1989","author":"Admin","date":"October 14, 2015","format":false,"excerpt":"California Pest Rating for Bursaphelenchus coccophilus (Cobb) Baujard 1989 Pest Rating: A \u00a0 PEST RATING PROFILE Initiating Event: In 2011 the detection of the South American Palm Weevil in San Ysidro, a potential vector of the Red ring nematode, Bursaphelenchus coccophilus, led to laboratory examination of in-State detected weevils for\u2026","rel":"","context":"In &quot;Nematodes&quot;","block_context":{"text":"Nematodes","link":"https:\/\/blogs.cdfa.ca.gov\/Section3162\/?cat=27"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":1954,"url":"https:\/\/blogs.cdfa.ca.gov\/Section3162\/?p=1954","url_meta":{"origin":4506,"position":3},"title":"Insects, Mites &#038; Earthworms","author":"Admin","date":"May 13, 2016","format":false,"excerpt":"Insects and mites are related in that their skeletons are on the outside (Phyllum: Arthropoda), but differ in that adult insects have six legs and adult mites have eight.\u00a0 Both groups can be beneficial, neutral or destructive to their environment.\u00a0 Like nematodes, they can cause yearly losses in the billions\u2026","rel":"","context":"In &quot;Ratings&quot;","block_context":{"text":"Ratings","link":"https:\/\/blogs.cdfa.ca.gov\/Section3162\/?cat=333"},"img":{"alt_text":"Insects and Mites Banner","src":"https:\/\/i0.wp.com\/blogs.cdfa.ca.gov\/Section3162\/wp-content\/uploads\/2016\/05\/insects-and-mites-featured-image.jpg?fit=1038%2C588&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/blogs.cdfa.ca.gov\/Section3162\/wp-content\/uploads\/2016\/05\/insects-and-mites-featured-image.jpg?fit=1038%2C588&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/blogs.cdfa.ca.gov\/Section3162\/wp-content\/uploads\/2016\/05\/insects-and-mites-featured-image.jpg?fit=1038%2C588&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/blogs.cdfa.ca.gov\/Section3162\/wp-content\/uploads\/2016\/05\/insects-and-mites-featured-image.jpg?fit=1038%2C588&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":6582,"url":"https:\/\/blogs.cdfa.ca.gov\/Section3162\/?p=6582","url_meta":{"origin":4506,"position":4},"title":"Ceratapion basicorne (Illiger): a weevil coleoptera: apionidae","author":"Kyle Beucke","date":"November 12, 2019","format":false,"excerpt":"California Pest Rating Profile for Ceratapion basicorne (Illiger): a weevil Pest Rating: D download pest rating profile *NOTE: You must be registered and logged in to post a comment. If you have registered and have not received the registration confirmation, please contact us at permits[@]cdfa.ca.gov. Posted by ka","rel":"","context":"In &quot;Coleoptera&quot;","block_context":{"text":"Coleoptera","link":"https:\/\/blogs.cdfa.ca.gov\/Section3162\/?cat=15"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":8919,"url":"https:\/\/blogs.cdfa.ca.gov\/Section3162\/?p=8919","url_meta":{"origin":4506,"position":5},"title":"Anthonomus rubi (Herbst): strawberry blossom weevil","author":"Kyle Beucke","date":"September 15, 2021","format":false,"excerpt":"California Pest Rating Profile for Anthonomus rubi (Herbst): strawberry blossom weevilPest Rating: A download pest rating profile *NOTE You must be registered and logged in to post a comment. If you have registered and have not received the registration confirmation, please contact us at permits[@]cdfa.ca.gov. 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