{"id":13461,"date":"2023-10-05T16:10:16","date_gmt":"2023-10-05T14:10:16","guid":{"rendered":"https:\/\/www.sustainablepearls.org\/de-la-naissance-a-la-perle\/"},"modified":"2025-10-30T01:40:42","modified_gmt":"2025-10-30T00:40:42","slug":"de-la-naissance-a-la-perle","status":"publish","type":"page","link":"https:\/\/www.sustainablepearls.org\/fr\/de-la-naissance-a-la-perle\/","title":{"rendered":"De la naissance \u00e0 la perle"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"13461\" class=\"elementor elementor-13461 elementor-10680\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0f1fec2 e-con-full e-flex e-con e-parent\" data-id=\"0f1fec2\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ff327f8 elementor-widget elementor-widget-marity_core_section_title\" data-id=\"ff327f8\" data-element_type=\"widget\" data-widget_type=\"marity_core_section_title.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"qodef-shortcode qodef-m  qodef-section-title qodef-show_supertitle--no qodef-alignment--left \">\n    \t\t<h1 class=\"qodef-m-title\" style=\"color: #FFFFFF\">\n\t\t\t\t\tLa perliculture<br \/> : de la naissance \u00e0 la perle\t\t\t<\/h1>\n\t    <\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7a896cb elementor-section-full_width elementor-section-height-default elementor-section-height-default\" data-id=\"7a896cb\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t\t<div class=\"elementor-background-overlay\"><\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-a77b50c\" data-id=\"a77b50c\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-16b139e elementor-widget elementor-widget-marity_core_section_title\" data-id=\"16b139e\" data-element_type=\"widget\" data-widget_type=\"marity_core_section_title.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"qodef-shortcode qodef-m  qodef-section-title qodef-show_supertitle--yes qodef-alignment--left \">\n    \t<p class=\"qodef-m-supertitle\" >Perliculture<\/p>\n    <span class=\"qodef-e-subtitle-line\" ><\/span>\n\t\t<h2 class=\"qodef-m-title\" >\n\t\t\t\t\tCollecte de naissain<br \/> sauvage et \u00e9closeries\t\t\t<\/h2>\n\t    <\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-4f1ed2d e-flex e-con-boxed e-con e-parent\" data-id=\"4f1ed2d\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-53c64b5 elementor-widget__width-initial elementor-widget elementor-widget-image\" data-id=\"53c64b5\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"258\" height=\"194\" src=\"https:\/\/www.sustainablepearls.org\/wp-content\/uploads\/2023\/10\/Juvenile-spat-jpeg.webp\" class=\"attachment-large size-large wp-image-11655\" alt=\"\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Pteria sterna juv\u00e9niles \u00e2g\u00e9s de 3 mois, issus de la ferme perli\u00e8re de Cortez. Photo : Douglas McLaurin <\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bf3c116 elementor-widget__width-initial elementor-widget elementor-widget-image\" data-id=\"bf3c116\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"258\" height=\"194\" src=\"https:\/\/www.sustainablepearls.org\/wp-content\/uploads\/2023\/10\/spat-collection-jpeg.webp\" class=\"attachment-large size-large wp-image-11656\" alt=\"\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Pteria sterna juv\u00e9niles \u00e2g\u00e9s de 3 mois, issus de la ferme perli\u00e8re de Cortez. Photo : Douglas McLaurin <\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-d7d5ec4\" data-id=\"d7d5ec4\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-ee74f4c elementor-widget elementor-widget-text-editor\" data-id=\"ee74f4c\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Les hu\u00eetres perli\u00e8res juv\u00e9niles peuvent \u00eatre obtenues de deux mani\u00e8res : soit par collecte dans la nature, soit par le biais de programmes d\u2019\u00e9levage en \u00e9closerie. Les conditions varient d\u2019un pays \u00e0 l\u2019autre. En Polyn\u00e9sie fran\u00e7aise, la nature permet de collecter les hu\u00eetres Pinctada Margaritifera \u00e0 l\u2019\u00e9tat juv\u00e9nile (\u00ab naissain \u00bb) dans le milieu naturel. En revanche, dans d\u2019autres r\u00e9gions o\u00f9 la reproduction est insuffisante ou la qualit\u00e9 jug\u00e9e trop faible, on a recours \u00e0 des programmes d\u2019\u00e9closerie.<\/p><p>Dans certaines r\u00e9gions d\u2019Australie, les hu\u00eetres sauvages adultes (de tailles sp\u00e9cifiques) sont collect\u00e9es dans le cadre d\u2019un syst\u00e8me de quotas strict, r\u00e9glement\u00e9 par le gouvernement. Ce syst\u00e8me garantit que les stocks d\u2019hu\u00eetres sauvages ne soient pas \u00e9puis\u00e9s et permet aux perliculteurs d\u2019avoir acc\u00e8s \u00e0 des hu\u00eetres adultes robustes, utilisables pour la production de perles de culture.<\/p><p>Une hu\u00eetre doit atteindre une certaine taille avant de pouvoir \u00eatre greff\u00e9e afin de provoquer la formation d\u2019une perle de culture. Les perliculteurs doivent donc attendre et soigner les hu\u00eetres jusqu\u2019\u00e0 ce qu\u2019elles atteignent la taille n\u00e9cessaire pour la greffe. Pour les hu\u00eetres Pinctada Margaritifera de Polyn\u00e9sie fran\u00e7aise, cette p\u00e9riode varie g\u00e9n\u00e9ralement entre 12 et 24 mois.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-df9780c elementor-section-full_width elementor-section-height-default elementor-section-height-default\" data-id=\"df9780c\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t\t<div class=\"elementor-background-overlay\"><\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-1fecbf0\" data-id=\"1fecbf0\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-83cff08 elementor-widget elementor-widget-marity_core_section_title\" data-id=\"83cff08\" data-element_type=\"widget\" data-widget_type=\"marity_core_section_title.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"qodef-shortcode qodef-m  qodef-section-title qodef-show_supertitle--yes qodef-alignment--left \">\n    \t<p class=\"qodef-m-supertitle\" >Perliculture<\/p>\n    <span class=\"qodef-e-subtitle-line\" ><\/span>\n\t\t<h2 class=\"qodef-m-title\" >\n\t\t\t\t\tGreffe\t\t\t<\/h2>\n\t    <\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-c237e03 e-flex e-con-boxed e-con e-parent\" data-id=\"c237e03\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d4f8413 elementor-widget-tablet__width-initial elementor-widget elementor-widget-image\" data-id=\"d4f8413\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"373\" height=\"250\" src=\"https:\/\/www.sustainablepearls.org\/wp-content\/uploads\/2023\/10\/pearl-grafting-jpeg.webp\" class=\"attachment-large size-large wp-image-11658\" alt=\"\" srcset=\"https:\/\/www.sustainablepearls.org\/wp-content\/uploads\/2023\/10\/pearl-grafting-jpeg.webp 373w, https:\/\/www.sustainablepearls.org\/wp-content\/uploads\/2023\/10\/pearl-grafting-300x201.webp 300w\" sizes=\"(max-width: 373px) 100vw, 373px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Hu\u00eetre perli\u00e8re Pinctada margaritifera (\u00e0 l\u00e8vres noires). Josh Humbert<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6fabdaf elementor-widget__width-initial elementor-widget elementor-widget-image\" data-id=\"6fabdaf\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"155\" height=\"250\" src=\"https:\/\/www.sustainablepearls.org\/wp-content\/uploads\/2023\/10\/grafting1-jpeg.webp\" class=\"attachment-large size-large wp-image-11657\" alt=\"\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Hu\u00eetre perli\u00e8re Pinctada margaritifera (\u00e0 l\u00e8vres noires). Josh Humbert<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-a5e9320\" data-id=\"a5e9320\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-95b252d elementor-widget elementor-widget-text-editor\" data-id=\"95b252d\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>L\u2019op\u00e9ration qui consiste \u00e0 intervenir sur une hu\u00eetre ou une moule afin de provoquer la s\u00e9cr\u00e9tion de nacre et la croissance d\u2019une perle de culture est appel\u00e9e greffage (aussi appel\u00e9 nucl\u00e9ation ou ensemencement). Il s\u2019agit d\u2019une \u00e9tape essentielle de la perliculture. Elle exige une grande habilet\u00e9 ainsi que des conditions d\u2019hygi\u00e8ne irr\u00e9prochables. L\u2019hu\u00eetre est ouverte, et un nucl\u00e9us est ins\u00e9r\u00e9 avec un fragment de tissu du manteau d\u2019un donneur (le saibo, \u00e9galement appel\u00e9 greffon) dans une partie de l\u2019hu\u00eetre appel\u00e9e poche perli\u00e8re. Cette op\u00e9ration est effectu\u00e9e par un greffeur exp\u00e9riment\u00e9. \u00c9tape critique, elle constitue l\u2019un des principaux facteurs qui d\u00e9terminent la qualit\u00e9 des perles produites.      <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1ef46bf elementor-widget elementor-widget-text-editor\" data-id=\"1ef46bf\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div id=\"c111\"><p><span style=\"color: #333333;\">Dans certains cas, le noyau implant\u00e9 peut \u00eatre rejet\u00e9 par l\u2019hu\u00eetre ou tomber de la poche perli\u00e8re. Il peut alors se former des perles de culture sans noyau, appel\u00e9es Keshis dans le commerce. Ces perles existent comme sous-produits dans toutes les esp\u00e8ces d\u2019hu\u00eetres perli\u00e8res marines. De plus, les perles de culture sans noyau sont aujourd\u2019hui de plus en plus produites volontairement d\u00e8s le d\u00e9part.    <\/span><\/p><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-261b194 elementor-section-full_width elementor-section-height-default elementor-section-height-default\" data-id=\"261b194\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t\t<div class=\"elementor-background-overlay\"><\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-1351c33\" data-id=\"1351c33\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c9cb7a0 elementor-widget elementor-widget-marity_core_section_title\" data-id=\"c9cb7a0\" data-element_type=\"widget\" data-widget_type=\"marity_core_section_title.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"qodef-shortcode qodef-m  qodef-section-title qodef-show_supertitle--yes qodef-alignment--left \">\n    \t<p class=\"qodef-m-supertitle\" >Perliculture<\/p>\n    <span class=\"qodef-e-subtitle-line\" ><\/span>\n\t\t<h2 class=\"qodef-m-title\" >\n\t\t\t\t\tSoin des hu\u00eetres<br \/>\t\t\t<\/h2>\n\t    <\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-0bc650e e-flex e-con-boxed e-con e-parent\" data-id=\"0bc650e\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d1458f6 elementor-widget elementor-widget-image\" data-id=\"d1458f6\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"625\" height=\"227\" src=\"https:\/\/www.sustainablepearls.org\/wp-content\/uploads\/2023\/10\/changing-oyster-line-jpeg.webp\" class=\"attachment-large size-large wp-image-11659\" alt=\"\" srcset=\"https:\/\/www.sustainablepearls.org\/wp-content\/uploads\/2023\/10\/changing-oyster-line-jpeg.webp 625w, https:\/\/www.sustainablepearls.org\/wp-content\/uploads\/2023\/10\/changing-oyster-line-300x109.webp 300w\" sizes=\"(max-width: 625px) 100vw, 625px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-0bbe5d7\" data-id=\"0bbe5d7\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-11988ef elementor-widget elementor-widget-text-editor\" data-id=\"11988ef\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>La production de perles de haute qualit\u00e9 exige une vision \u00e0 long terme, une gestion rigoureuse de l\u2019environnement et des pratiques de perliculture responsables. Les hu\u00eetres perli\u00e8res sont des organismes particuli\u00e8rement sensibles. Apr\u00e8s l\u2019op\u00e9ration de greffage, elles sont replac\u00e9es dans des eaux saines et dynamiques afin de b\u00e9n\u00e9ficier de conditions de croissance optimales. Plus une hu\u00eetre est en bonne sant\u00e9, moins elle risque de rejeter le nucl\u00e9us, de subir des maladies, des mortalit\u00e9s ou du stress, et plus elle a de chances de produire une perle de culture de qualit\u00e9 sup\u00e9rieure. L\u2019environnement joue un r\u00f4le fondamental dans la sant\u00e9 des hu\u00eetres, mais les pratiques de perliculture comme la densit\u00e9 de peuplement sont tout aussi d\u00e9terminantes.    <\/p><p>Les hu\u00eetres peuvent \u00eatre prot\u00e9g\u00e9es par des filets ou des paniers afin de limiter la pr\u00e9dation. Elles sont \u00e9galement nettoy\u00e9es r\u00e9guli\u00e8rement pour \u00e9liminer l&rsquo;encrassement biologique (prolif\u00e9ration de faune et de flore sur la coquille), qui peut entraver leur croissance et compromettre la production de perles. <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-255d020 elementor-section-full_width elementor-section-height-default elementor-section-height-default\" data-id=\"255d020\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t\t<div class=\"elementor-background-overlay\"><\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-19ad37e\" data-id=\"19ad37e\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-87a9337 elementor-widget elementor-widget-marity_core_section_title\" data-id=\"87a9337\" data-element_type=\"widget\" data-widget_type=\"marity_core_section_title.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"qodef-shortcode qodef-m  qodef-section-title qodef-show_supertitle--yes qodef-alignment--left \">\n    \t<p class=\"qodef-m-supertitle\" >Perliculture<\/p>\n    <span class=\"qodef-e-subtitle-line\" ><\/span>\n\t\t<h2 class=\"qodef-m-title\" >\n\t\t\t\t\tR\u00e9colte des perles<br \/>\t\t\t<\/h2>\n\t    <\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-717eb85 e-flex e-con-boxed e-con e-parent\" data-id=\"717eb85\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1ba2853 elementor-widget-tablet__width-initial elementor-widget elementor-widget-image\" data-id=\"1ba2853\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"280\" height=\"211\" src=\"https:\/\/www.sustainablepearls.org\/wp-content\/uploads\/2023\/10\/Black-cultured-pearls-from-French-Polynesia-jpeg.webp\" class=\"attachment-large size-large wp-image-11660\" alt=\"\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Perles de culture noires de Polyn\u00e9sie fran\u00e7aise<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-53b2667 elementor-widget__width-initial elementor-widget elementor-widget-image\" data-id=\"53b2667\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"280\" height=\"211\" src=\"https:\/\/www.sustainablepearls.org\/wp-content\/uploads\/2023\/10\/South-Sea-cultured-pearls-from-Indonesia-jpeg.webp\" class=\"attachment-large size-large wp-image-11661\" alt=\"\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Une r\u00e9colte de perles de culture blanches des mers du Sud en Indon\u00e9sie. Photo : Henry H\u00e4nni<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-aa8f705 e-flex e-con-boxed e-con e-parent\" data-id=\"aa8f705\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b0acb59 elementor-widget__width-initial elementor-widget elementor-widget-image\" data-id=\"b0acb59\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"625\" height=\"227\" src=\"https:\/\/www.sustainablepearls.org\/wp-content\/uploads\/2023\/10\/harvest-pearls-jpeg.webp\" class=\"attachment-large size-large wp-image-11662\" alt=\"\" srcset=\"https:\/\/www.sustainablepearls.org\/wp-content\/uploads\/2023\/10\/harvest-pearls-jpeg.webp 625w, https:\/\/www.sustainablepearls.org\/wp-content\/uploads\/2023\/10\/harvest-pearls-300x109.webp 300w\" sizes=\"(max-width: 625px) 100vw, 625px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\"><\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-72c61e2\" data-id=\"72c61e2\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-ee3ba7b elementor-widget elementor-widget-text-editor\" data-id=\"ee3ba7b\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>De la naissance d\u2019une larve d\u2019hu\u00eetre \u00e0 la r\u00e9colte d\u2019une perle de culture, il faut plusieurs ann\u00e9es. Pour les hu\u00eetres Pinctada Margaritifera et P. Maxima, ce d\u00e9lai d\u00e9passe g\u00e9n\u00e9ralement quatre ans. Une fois une hu\u00eetre r\u00e9colt\u00e9e, elle peut \u00eatre greff\u00e9e une deuxi\u00e8me, voire une troisi\u00e8me fois. Lorsqu\u2019une perle de culture de troisi\u00e8me g\u00e9n\u00e9ration est extraite d\u2019une hu\u00eetre, celle-ci peut avoir entre 8 et 10 ans. Seules les hu\u00eetres ayant d\u00e9j\u00e0 produit des perles de bonne forme, de bon lustre et de bonne qualit\u00e9 seront regreff\u00e9es. Un nouveau noyau, de la taille de la perle r\u00e9colt\u00e9e, peut alors \u00eatre ins\u00e9r\u00e9, ce qui signifie que chaque g\u00e9n\u00e9ration suivante de perles cultiv\u00e9es dans une hu\u00eetre sera plus grande que la pr\u00e9c\u00e9dente. Toutefois, si la taille des perles augmente avec chaque g\u00e9n\u00e9ration, il devient plus difficile d\u2019obtenir la m\u00eame qualit\u00e9 et le m\u00eame lustre que ceux des perles form\u00e9es dans des hu\u00eetres plus jeunes.      <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c5750eb elementor-widget elementor-widget-text-editor\" data-id=\"c5750eb\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div id=\"c111\"><p><span style=\"color: #333333;\">Les perles sont g\u00e9n\u00e9ralement r\u00e9colt\u00e9es pendant les p\u00e9riodes les plus froides. En effet, c\u2019est \u00e0 ce moment que les hu\u00eetres s\u00e9cr\u00e8tent des couches plus fines d\u2019aragonite (le min\u00e9ral constituant la nacre), ce qui permet d\u2019obtenir un meilleur lustre. Cependant, les p\u00e9riodes de r\u00e9colte varient consid\u00e9rablement d\u2019une ferme perli\u00e8re \u00e0 l\u2019autre, en fonction de la taille des exploitations, de la temp\u00e9rature de l\u2019eau et de l\u2019\u00e9tat de sant\u00e9 des hu\u00eetres.  <\/span><\/p><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>La perliculture : de la naissance \u00e0 la perle Perliculture Collecte de naissain sauvage et \u00e9closeries Pteria sterna juv\u00e9niles \u00e2g\u00e9s de 3 mois, issus de la ferme perli\u00e8re de Cortez. Photo : Douglas McLaurin Pteria sterna juv\u00e9niles \u00e2g\u00e9s de 3 mois, issus de la ferme perli\u00e8re de Cortez. Photo : Douglas McLaurin Les hu\u00eetres perli\u00e8res [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"page-full-width.php","meta":{"_acf_changed":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"class_list":["post-13461","page","type-page","status-publish","hentry"],"acf":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.sustainablepearls.org\/fr\/wp-json\/wp\/v2\/pages\/13461","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.sustainablepearls.org\/fr\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.sustainablepearls.org\/fr\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.sustainablepearls.org\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.sustainablepearls.org\/fr\/wp-json\/wp\/v2\/comments?post=13461"}],"version-history":[{"count":8,"href":"https:\/\/www.sustainablepearls.org\/fr\/wp-json\/wp\/v2\/pages\/13461\/revisions"}],"predecessor-version":[{"id":13788,"href":"https:\/\/www.sustainablepearls.org\/fr\/wp-json\/wp\/v2\/pages\/13461\/revisions\/13788"}],"wp:attachment":[{"href":"https:\/\/www.sustainablepearls.org\/fr\/wp-json\/wp\/v2\/media?parent=13461"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}