{"id":36794,"date":"2026-04-28T11:41:53","date_gmt":"2026-04-28T14:41:53","guid":{"rendered":"https:\/\/uenf.br\/portal\/?p=36794"},"modified":"2026-04-28T12:22:17","modified_gmt":"2026-04-28T15:22:17","slug":"pesquisadores-da-uenf-publicam-boletim-para-marcar-dia-nacional-da-restinga","status":"publish","type":"post","link":"https:\/\/uenf.br\/portal\/noticias\/pesquisadores-da-uenf-publicam-boletim-para-marcar-dia-nacional-da-restinga\/","title":{"rendered":"Pesquisadores da UENF publicam boletim para marcar Dia Nacional da Restinga"},"content":{"rendered":"<div class=\"wp-block-image\">\n<figure class=\"alignleft size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"450\" height=\"600\" src=\"https:\/\/uenf.br\/portal\/wp-content\/uploads\/2026\/04\/QRcode-boletim-2-450x600.jpg\" alt=\"\" class=\"wp-image-36812\" srcset=\"https:\/\/uenf.br\/portal\/wp-content\/uploads\/2026\/04\/QRcode-boletim-2-450x600.jpg 450w, https:\/\/uenf.br\/portal\/wp-content\/uploads\/2026\/04\/QRcode-boletim-2-400x533.jpg 400w, https:\/\/uenf.br\/portal\/wp-content\/uploads\/2026\/04\/QRcode-boletim-2.jpg 720w\" sizes=\"(max-width: 450px) 100vw, 450px\" \/><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\">Para marcar o dia Nacional da Restinga (28 de abril), pesquisadores da UENF publicaram o boletim &#8220;Propaga\u00e7\u00e3o de <em>Melanopsidium nigrum<\/em> (Rubiaceae) como estrat\u00e9gia de resgate de germoplasma\u201d.  Importante ecossistema costeiro associado \u00e0 Mata Atl\u00e2ntica, a restinga se caracteriza  por vegeta\u00e7\u00e3o sobre solos arenosos e salinos, atuando como escudo natural contra a eros\u00e3o. A esp\u00e9cie <em>Melanopsidium nigrum<\/em> \u00e9 end\u00eamica da restinga e classificada como vulner\u00e1vel, devido \u00e0 sua distribui\u00e7\u00e3o restrita e aos impactos da a\u00e7\u00e3o humana. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Clique<strong> <a href=\"https:\/\/esg.gna.com.br\/assets\/documents\/documentos_balizadores\/11_artigos\/boletim-melanopsidium-nigrum.pdf\">AQUI<\/a><\/strong><a href=\"https:\/\/esg.gna.com.br\/assets\/documents\/documentos_balizadores\/11_artigos\/boletim-melanopsidium-nigrum.pdf\"> <\/a> para ter acesso ao boletim.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">O boletim \u00e9 assinado pelos professores Mara Gomes (LMGV), Eliemar Campostrini (LMGV) e Deborah Barroso (LFIT), al\u00e9m dos bi\u00f3logos Gabriel Braga e Larissa Cordeiro, egressos da institui\u00e7\u00e3o, e da Dra. Amanda L\u00facia da Silva. Tamb\u00e9m contribu\u00edram membros das equipes da G\u00e1s Natural A\u00e7u (GNA), representados pela Dra. Luana Mauad; o Dr. Leandro Cardoso (UFRJ); Daniel Nascimento e<br>Juliana Feritas (Reserva Caruara); e Jo\u00e3o Vitor Gomes (IPF Solu\u00e7\u00f5es Florestais).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Segundo a professora Mara Gomes, a esp\u00e9cie <em>Melanopsidium nigrum<\/em> \u00e9 uma planta di\u00f3ica que, embora se reproduza por sementes, apresenta dificuldades para gera\u00e7\u00e3o de frutos vi\u00e1veis. Al\u00e9m disso, exig\u00eancias de \u00f3rg\u00e3os ambientais determinam o transplantio de indiv\u00edduos em \u00e1reas de supress\u00e3o de vegeta\u00e7\u00e3o, pr\u00e1tica que nem sempre apresenta resultados satisfat\u00f3rios. Nesse contexto, a propaga\u00e7\u00e3o vegetativa surge como uma estrat\u00e9gia fundamental para a conserva\u00e7\u00e3o da esp\u00e9cie, permitindo a produ\u00e7\u00e3o de clones a partir de plantas matrizes.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">O boletim apresenta um estudo pioneiro que avaliou a aplica\u00e7\u00e3o de t\u00e9cnicas tradicionais de propaga\u00e7\u00e3o vegetativa \u2014 como estaquia, alporquia e miniestaquia \u2014 para a forma\u00e7\u00e3o de novos indiv\u00edduos de <em>M. nigrum<\/em>. Todas as t\u00e9cnicas demonstraram potencial, ainda que com varia\u00e7\u00f5es nos \u00edndices de sucesso. Uma das principais evid\u00eancias indica que prop\u00e1gulos mais jovens apresentam maior probabilidade de enraizamento e desenvolvimento.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Outro aspecto relevante destacado \u00e9 a necessidade de considerar o tempo dispon\u00edvel para o resgate de germoplasma, especialmente em situa\u00e7\u00f5es vinculadas ao licenciamento ambiental. Nem sempre h\u00e1 condi\u00e7\u00f5es para empregar todas as t\u00e9cnicas, sendo fundamental selecionar aquelas mais vi\u00e1veis para cada contexto. Em cen\u00e1rios de supress\u00e3o imediata da vegeta\u00e7\u00e3o, por exemplo, a estaquia \u2014 especialmente de brota\u00e7\u00f5es herb\u00e1ceas \u2014 associada ao transplantio pode ser a alternativa mais adequada, mesmo com taxas de sucesso mais modestas. O boletim busca justamente oferecer subs\u00eddios t\u00e9cnicos para orientar essas decis\u00f5es.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2014 Al\u00e9m disso, as t\u00e9cnicas apresentadas tamb\u00e9m podem ser aplicadas por comunidades situadas em \u00e1reas de restinga, desde que haja acesso a estruturas como c\u00e2maras de nebuliza\u00e7\u00e3o. Considerando a import\u00e2ncia da conserva\u00e7\u00e3o de uma esp\u00e9cie vulner\u00e1vel, a implementa\u00e7\u00e3o dessas estruturas pode ser incentivada pelos \u00f3rg\u00e3os competentes \u2014 explica a professora.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><br><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Para marcar o dia Nacional da Restinga (28 de abril), pesquisadores da UENF publicaram o boletim &#8220;Propaga\u00e7\u00e3o de Melanopsidium nigrum (Rubiaceae) como estrat\u00e9gia de resgate de germoplasma\u201d. Importante ecossistema costeiro associado \u00e0 Mata Atl\u00e2ntica, a restinga se caracteriza por vegeta\u00e7\u00e3o sobre solos arenosos e salinos, atuando como escudo natural contra a eros\u00e3o. A esp\u00e9cie Melanopsidium [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_eb_attr":"","ocean_front_end_style_editor":"no","ocean_post_layout":"","ocean_both_sidebars_style":"","ocean_both_sidebars_content_width":0,"ocean_both_sidebars_sidebars_width":0,"ocean_sidebar":"","ocean_second_sidebar":"","ocean_disable_margins":"enable","ocean_add_body_class":"","ocean_shortcode_before_top_bar":"","ocean_shortcode_after_top_bar":"","ocean_shortcode_before_header":"","ocean_shortcode_after_header":"","ocean_has_shortcode":"","ocean_shortcode_after_title":"","ocean_shortcode_before_footer_widgets":"","ocean_shortcode_after_footer_widgets":"","ocean_shortcode_before_footer_bottom":"","ocean_shortcode_after_footer_bottom":"","ocean_display_top_bar":"default","ocean_display_header":"default","ocean_header_style":"","ocean_center_header_left_menu":"","ocean_custom_header_template":"","ocean_custom_logo":0,"ocean_custom_retina_logo":0,"ocean_custom_logo_max_width":0,"ocean_custom_logo_tablet_max_width":0,"ocean_custom_logo_mobile_max_width":0,"ocean_custom_logo_max_height":0,"ocean_custom_logo_tablet_max_height":0,"ocean_custom_logo_mobile_max_height":0,"ocean_header_custom_menu":"","ocean_menu_typo_font_family":"","ocean_menu_typo_font_subset":"","ocean_menu_typo_font_size":0,"ocean_menu_typo_font_size_tablet":0,"ocean_menu_typo_font_size_mobile":0,"ocean_menu_typo_font_size_unit":"px","ocean_menu_typo_font_weight":"","ocean_menu_typo_font_weight_tablet":"","ocean_menu_typo_font_weight_mobile":"","ocean_menu_typo_transform":"","ocean_menu_typo_transform_tablet":"","ocean_menu_typo_transform_mobile":"","ocean_menu_typo_line_height":0,"ocean_menu_typo_line_height_tablet":0,"ocean_menu_typo_line_height_mobile":0,"ocean_menu_typo_line_height_unit":"","ocean_menu_typo_spacing":0,"ocean_menu_typo_spacing_tablet":0,"ocean_menu_typo_spacing_mobile":0,"ocean_menu_typo_spacing_unit":"","ocean_menu_link_color":"","ocean_menu_link_color_hover":"","ocean_menu_link_color_active":"","ocean_menu_link_background":"","ocean_menu_link_hover_background":"","ocean_menu_link_active_background":"","ocean_menu_social_links_bg":"","ocean_menu_social_hover_links_bg":"","ocean_menu_social_links_color":"","ocean_menu_social_hover_links_color":"","ocean_disable_title":"default","ocean_disable_heading":"default","ocean_post_title":"","ocean_post_subheading":"","ocean_post_title_style":"","ocean_post_title_background_color":"","ocean_post_title_background":0,"ocean_post_title_bg_image_position":"","ocean_post_title_bg_image_attachment":"","ocean_post_title_bg_image_repeat":"","ocean_post_title_bg_image_size":"","ocean_post_title_height":0,"ocean_post_title_bg_overlay":0.5,"ocean_post_title_bg_overlay_color":"","ocean_disable_breadcrumbs":"default","ocean_breadcrumbs_color":"","ocean_breadcrumbs_separator_color":"","ocean_breadcrumbs_links_color":"","ocean_breadcrumbs_links_hover_color":"","ocean_display_footer_widgets":"default","ocean_display_footer_bottom":"default","ocean_custom_footer_template":"","ocean_post_oembed":"","ocean_post_self_hosted_media":"","ocean_post_video_embed":"","ocean_link_format":"","ocean_link_format_target":"self","ocean_quote_format":"","ocean_quote_format_link":"post","ocean_gallery_link_images":"on","ocean_gallery_id":[],"footnotes":""},"categories":[1],"tags":[],"class_list":["post-36794","post","type-post","status-publish","format-standard","hentry","category-noticias","entry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Pesquisadores da UENF publicam boletim para marcar Dia Nacional da Restinga - Universidade Estadual do Norte Fluminense Darcy Ribeiro<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/uenf.br\/portal\/noticias\/pesquisadores-da-uenf-publicam-boletim-para-marcar-dia-nacional-da-restinga\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Pesquisadores da UENF publicam boletim para marcar Dia Nacional da Restinga - Universidade Estadual do Norte Fluminense Darcy Ribeiro\" \/>\n<meta property=\"og:description\" content=\"Para marcar o dia Nacional da Restinga (28 de abril), pesquisadores da UENF publicaram o boletim &#8220;Propaga\u00e7\u00e3o de Melanopsidium nigrum (Rubiaceae) como estrat\u00e9gia de resgate de germoplasma\u201d. Importante ecossistema costeiro associado \u00e0 Mata Atl\u00e2ntica, a restinga se caracteriza por vegeta\u00e7\u00e3o sobre solos arenosos e salinos, atuando como escudo natural contra a eros\u00e3o. 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Importante ecossistema costeiro associado \u00e0 Mata Atl\u00e2ntica, a restinga se caracteriza por vegeta\u00e7\u00e3o sobre solos arenosos e salinos, atuando como escudo natural contra a eros\u00e3o. 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