{"id":118642,"date":"2023-04-20T11:44:56","date_gmt":"2023-04-20T18:44:56","guid":{"rendered":"https:\/\/www.pandasilk.com\/do-silkworms-die-when-silk-is-made\/"},"modified":"2025-01-15T10:33:41","modified_gmt":"2025-01-15T18:33:41","slug":"do-silkworms-die-when-silk-is-made","status":"publish","type":"post","link":"https:\/\/www.pandasilk.com\/cs\/do-silkworms-die-when-silk-is-made\/","title":{"rendered":"Pravda o hedv\u00e1b\u00ed: Um\u00edraj\u00ed bource moru\u0161ov\u00ed?"},"content":{"rendered":"

Hedv\u00e1b\u00ed, luxusn\u00ed a jemn\u00fd materi\u00e1l, je produktem bource moru\u0161ov\u00e9ho (Bombyx mori). Proces jeho z\u00edsk\u00e1v\u00e1n\u00ed v\u0161ak \u010dasto vyvol\u00e1v\u00e1 ot\u00e1zku, zda bourec p\u0159i v\u00fdrob\u011b hedv\u00e1b\u00ed um\u00edr\u00e1. Odpov\u011b\u010f nen\u00ed jednoduch\u00e1 a vy\u017eaduje bli\u017e\u0161\u00ed pohled na \u017eivotn\u00ed cyklus tohoto fascinuj\u00edc\u00edho hmyzu a na samotn\u00fd proces v\u00fdroby hedv\u00e1b\u00ed.<\/p>\n

\u017divotn\u00ed cyklus bource moru\u0161ov\u00e9ho<\/h3>\n

Bourec moru\u0161ov\u00fd proch\u00e1z\u00ed kompletn\u00ed prom\u011bnou, kter\u00e1 zahrnuje \u010dty\u0159i st\u00e1dia: vaj\u00ed\u010dko, larva (housenka), kukla a dosp\u011blec (mot\u00fdl). Housenka se \u017eiv\u00ed v\u00fdhradn\u011b listy moru\u0161e a b\u011bhem sv\u00e9ho v\u00fdvoje se n\u011bkolikr\u00e1t svl\u00e9k\u00e1. Po dosa\u017een\u00ed ur\u010dit\u00e9 velikosti se housenka za\u010dne kuklit.<\/p>\n

Proces tvorby kokonu<\/h3>\n

Kuklen\u00ed prob\u00edh\u00e1 tak, \u017ee housenka vytv\u00e1\u0159\u00ed kolem sebe ochrann\u00fd obal z hedv\u00e1bn\u00e9ho vl\u00e1kna, kter\u00e9 produkuje slinn\u00e9 \u017el\u00e1zy. Uvnit\u0159 kokonu se housenka p\u0159em\u011b\u0148uje v kuklu a n\u00e1sledn\u011b v mot\u00fdla.<\/p>\n

Tradi\u010dn\u00ed v\u00fdroba hedv\u00e1b\u00ed<\/h3>\n

V tradi\u010dn\u00ed v\u00fdrob\u011b hedv\u00e1b\u00ed se kokony sb\u00edraj\u00ed a va\u0159\u00ed v hork\u00e9 vod\u011b, je\u0161t\u011b ne\u017e se z nich vyl\u00edhne mot\u00fdl. Toto horko usmrt\u00ed kuklu uvnit\u0159 a z\u00e1rove\u0148 uvoln\u00ed hedv\u00e1bn\u00e9 vl\u00e1kno, kter\u00e9 se pak odmot\u00e1v\u00e1. V tomto p\u0159\u00edpad\u011b tedy bourec moru\u0161ov\u00fd skute\u010dn\u011b hyne.<\/p>\n

Alternativn\u00ed metody z\u00edsk\u00e1v\u00e1n\u00ed hedv\u00e1b\u00ed<\/h3>\n

Existuj\u00ed i alternativn\u00ed metody, kter\u00e9 umo\u017e\u0148uj\u00ed z\u00edskat hedv\u00e1b\u00ed bez usmrcen\u00ed bource. Po vyl\u00edhnut\u00ed mot\u00fdla se kokon rozst\u0159\u00edh\u00e1 a vl\u00e1kna se zpracov\u00e1vaj\u00ed. Hedv\u00e1b\u00ed z\u00edskan\u00e9 touto metodou, tzv. "Ahims\u00e1 hedv\u00e1b\u00ed", je dra\u017e\u0161\u00ed a m\u00e9n\u011b leskl\u00e9, ale eticky \u0161etrn\u011bj\u0161\u00ed.<\/p>\n\n\n\n\n\n\n
Metoda<\/th>\nUsmrcen\u00ed bource<\/th>\nKvalita hedv\u00e1b\u00ed<\/th>\nCena<\/th>\n<\/tr>\n<\/thead>\n
Tradi\u010dn\u00ed<\/td>\nAno<\/td>\nVysok\u00fd lesk<\/td>\nNi\u017e\u0161\u00ed<\/td>\n<\/tr>\n
Ahims\u00e1<\/td>\nNe<\/td>\nNi\u017e\u0161\u00ed lesk<\/td>\nVy\u0161\u0161\u00ed<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Sou\u010dasn\u00fd stav<\/h3>\n

V\u011bt\u0161ina hedv\u00e1b\u00ed na trhu se st\u00e1le z\u00edsk\u00e1v\u00e1 tradi\u010dn\u00ed metodou, p\u0159i kter\u00e9 bourec hyne. Popt\u00e1vka po Ahims\u00e1 hedv\u00e1b\u00ed roste, ale st\u00e1le p\u0159edstavuje men\u0161inov\u00fd pod\u00edl na trhu. V\u00fdb\u011br je tedy na spot\u0159ebiteli, zda up\u0159ednostn\u00ed tradi\u010dn\u00ed hedv\u00e1b\u00ed, nebo etickou alternativu.<\/p>\n

Z\u00e1v\u011brem lze \u0159\u00edci, \u017ee v tradi\u010dn\u00ed v\u00fdrob\u011b hedv\u00e1b\u00ed bourec moru\u0161ov\u00fd hyne b\u011bhem procesu z\u00edsk\u00e1v\u00e1n\u00ed vl\u00e1kna. Existuj\u00ed v\u0161ak alternativn\u00ed metody, kter\u00e9 umo\u017e\u0148uj\u00ed z\u00edsk\u00e1n\u00ed hedv\u00e1b\u00ed bez usmrcen\u00ed hmyzu. S rostouc\u00edm pov\u011bdom\u00edm o etick\u00fdch aspektech v\u00fdroby se o\u010dek\u00e1v\u00e1, \u017ee se tyto alternativn\u00ed metody stanou v budoucnu roz\u0161\u00ed\u0159en\u011bj\u0161\u00edmi.<\/p>\n","protected":false},"excerpt":{"rendered":"

Hedv\u00e1b\u00ed, luxusn\u00ed a jemn\u00fd materi\u00e1l, je produktem bource moru\u0161ov\u00e9ho (Bombyx mori). Proces jeho z\u00edsk\u00e1v\u00e1n\u00ed v\u0161ak \u010dasto vyvol\u00e1v\u00e1 ot\u00e1zku, zda bourec p\u0159i v\u00fdrob\u011b hedv\u00e1b\u00ed um\u00edr\u00e1. Odpov\u011b\u010f nen\u00ed jednoduch\u00e1 a vy\u017eaduje bli\u017e\u0161\u00ed pohled na \u017eivotn\u00ed cyklus tohoto fascinuj\u00edc\u00edho hmyzu a na samotn\u00fd proces v\u00fdroby hedv\u00e1b\u00ed. \u017divotn\u00ed cyklus bource moru\u0161ov\u00e9ho Bourec moru\u0161ov\u00fd proch\u00e1z\u00ed kompletn\u00ed prom\u011bnou, kter\u00e1 zahrnuje \u010dty\u0159i<\/p>\n","protected":false},"author":1,"featured_media":89672,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[37831],"tags":[],"class_list":["post-118642","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-sericulture-cs","prodpage-classic"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.pandasilk.com\/cs\/wp-json\/wp\/v2\/posts\/118642","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.pandasilk.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.pandasilk.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.pandasilk.com\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.pandasilk.com\/cs\/wp-json\/wp\/v2\/comments?post=118642"}],"version-history":[{"count":0,"href":"https:\/\/www.pandasilk.com\/cs\/wp-json\/wp\/v2\/posts\/118642\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.pandasilk.com\/cs\/wp-json\/wp\/v2\/media\/89672"}],"wp:attachment":[{"href":"https:\/\/www.pandasilk.com\/cs\/wp-json\/wp\/v2\/media?parent=118642"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.pandasilk.com\/cs\/wp-json\/wp\/v2\/categories?post=118642"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.pandasilk.com\/cs\/wp-json\/wp\/v2\/tags?post=118642"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}