{"id":223073,"date":"2016-08-22T15:32:15","date_gmt":"2016-08-22T18:32:15","guid":{"rendered":"http:\/\/revistapesquisa.fapesp.br\/en\/?p=223073"},"modified":"2016-08-24T16:44:55","modified_gmt":"2016-08-24T19:44:55","slug":"monitored-stinkbugs","status":"publish","type":"post","link":"https:\/\/revistapesquisa.fapesp.br\/en\/monitored-stinkbugs\/","title":{"rendered":"Monitored stinkbugs"},"content":{"rendered":"<div id=\"attachment_223074\" style=\"max-width: 300px\" class=\"wp-caption alignright\"><a href=\"http:\/\/revistapesquisa.fapesp.br\/wp-content\/uploads\/2016\/08\/Tecno_Figura-1CH_EPG_NOVA.jpg\" rel=\"attachment wp-att-223074\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-223074\" src=\"http:\/\/revistapesquisa.fapesp.br\/wp-content\/uploads\/2016\/08\/Tecno_Figura-1CH_EPG_NOVA-239x300.jpg\" alt=\"Stinkbug with attached electrode (close-up) and monitoring equipment: learning more about damage to corn, soybean and wheat crops\" width=\"290\" height=\"364\" \/><p class=\"wp-caption-text\"><span class=\"media-credits-inline\">Ant\u00f4nio Panizzi\/Embrapa Wheat  <\/span><\/a> Stinkbug with attached electrode (<em>close-up<\/em>) and monitoring equipment: learning more about damage to corn, soybean and wheat crops<span class=\"media-credits\">Ant\u00f4nio Panizzi\/Embrapa Wheat  <\/span><\/p><\/div>\n<p>The feeding behavior of stinkbugs has been electrically monitored for the first time in Brazil, which may be helpful in fighting these pests of corn, soybean and wheat crops.\u00a0 The technique used, known as an Electrical Penetration Graph (EPG), is performed in the laboratory and consists in attaching the bugs to a copper electrode and a gold wire connected to an amplifier and a computer.\u00a0 \u201cWe used a dental file to scrape away the waxy coating from the insect&#8217;s body, where we attached an electrode, using glue containing diluted silver to permit passage of an electrical current,\u201d explains Ant\u00f4nio Panizzi, researcher at Embrapa Wheat (Brazilian Agricultural Research Corporation, Wheat Division) in Passo Fundo, Rio Grande do Sul State.\u00a0 Panizzi coordinated the project, in which researcher Tiago Lucini also participated.\u00a0 The monitored stinkbugs belong to the species <em><i>Dichelops melacanthus<\/i><\/em>.\u00a0 These bugs use piercing mouthparts known as stylets to feed on plants, injecting saliva to destroy plant tissue and obtain nutrients, consequently causing damage.\u00a0 In this type of experiment, one wire is connected to the insect and another is attached to the host plant.\u00a0 An electrical circuit is established when the insect inserts its stylets into the plant.\u00a0 The electrical signals that record the bug\u2019s activity are sent to a computer and displayed in the form of a graph.\u00a0 The study will guide future genetic modifications to plants, aiming to enable them to express toxins or block the action of pest insects.<\/p>\n","protected":false},"excerpt":{"rendered":"Feeding behavior of stinkbugs monitored in Brazil","protected":false},"author":475,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"footnotes":""},"categories":[168],"tags":[],"coauthors":[785],"class_list":["post-223073","post","type-post","status-publish","format-standard","hentry","category-technoscience"],"acf":[],"_links":{"self":[{"href":"https:\/\/revistapesquisa.fapesp.br\/en\/wp-json\/wp\/v2\/posts\/223073","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/revistapesquisa.fapesp.br\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/revistapesquisa.fapesp.br\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/revistapesquisa.fapesp.br\/en\/wp-json\/wp\/v2\/users\/475"}],"replies":[{"embeddable":true,"href":"https:\/\/revistapesquisa.fapesp.br\/en\/wp-json\/wp\/v2\/comments?post=223073"}],"version-history":[{"count":0,"href":"https:\/\/revistapesquisa.fapesp.br\/en\/wp-json\/wp\/v2\/posts\/223073\/revisions"}],"wp:attachment":[{"href":"https:\/\/revistapesquisa.fapesp.br\/en\/wp-json\/wp\/v2\/media?parent=223073"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/revistapesquisa.fapesp.br\/en\/wp-json\/wp\/v2\/categories?post=223073"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/revistapesquisa.fapesp.br\/en\/wp-json\/wp\/v2\/tags?post=223073"},{"taxonomy":"author","embeddable":true,"href":"https:\/\/revistapesquisa.fapesp.br\/en\/wp-json\/wp\/v2\/coauthors?post=223073"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}