[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.fipobex.cz\/zahradni-rostliny\/#Article","mainEntityOfPage":"https:\/\/www.fipobex.cz\/zahradni-rostliny\/","headline":"Zahradn\u00ed rostliny","name":"Zahradn\u00ed rostliny","description":"V\u0161echny zahradn\u00ed rostliny toti\u017e maj\u00ed sv\u016fj p\u016fvod v\u00a0rostlin\u00e1ch rostouc\u00edch divoce. B\u011bhem stalet\u00ed byly \u0161lecht\u011bny tak, aby m\u011bly hez\u010d\u00ed kv\u011bty ne\u017e jejich divoc\u00ed p\u0159\u00edbuzn\u00ed. Zaj\u00edmavosti Zahradn\u00ed rostliny, kter\u00e9, podobn\u011b jako \u010dajov\u00e9 r\u016f\u017ee, vznikly k\u0159\u00ed\u017een\u00edm dvou druh\u016f, se naz\u00fdvaj\u00ed hybridy. Zahradn\u00ed kv\u011btiny maj\u00ed \u010dasto v\u011bt\u0161\u00ed kv\u011bty a kvetou del\u0161\u00ed dobu ne\u017e jejich p\u0159edkov\u00e9 rostouc\u00ed v\u00a0p\u0159\u00edrod\u011b. B\u011bhem \u0161lecht\u011bn\u00ed...","datePublished":"2019-11-03","dateModified":"2023-05-03","author":{"@type":"Person","@id":"https:\/\/www.fipobex.cz\/author\/#Person","name":"","url":"https:\/\/www.fipobex.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/505fff4dce96a6fd9b2c3bab9d6ad2c90e3ce4a797f024fc5ad345c11f66ba90?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/505fff4dce96a6fd9b2c3bab9d6ad2c90e3ce4a797f024fc5ad345c11f66ba90?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"fipobex.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.fipobex.cz\/wp-content\/uploads\/img_a361728_w3829_t1574872456.jpg","url":"https:\/\/www.fipobex.cz\/wp-content\/uploads\/img_a361728_w3829_t1574872456.jpg","height":0,"width":0},"url":"https:\/\/www.fipobex.cz\/zahradni-rostliny\/","about":["Byt a d\u016fm"],"wordCount":442,"articleBody":"V\u0161echny zahradn\u00ed rostliny toti\u017e maj\u00ed sv\u016fj p\u016fvod v\u00a0rostlin\u00e1ch rostouc\u00edch divoce. B\u011bhem stalet\u00ed byly \u0161lecht\u011bny tak, aby m\u011bly hez\u010d\u00ed kv\u011bty ne\u017e jejich divoc\u00ed p\u0159\u00edbuzn\u00ed.Zaj\u00edmavosti\t\tZahradn\u00ed rostliny, kter\u00e9, podobn\u011b jako \u010dajov\u00e9 r\u016f\u017ee, vznikly k\u0159\u00ed\u017een\u00edm dvou druh\u016f, se naz\u00fdvaj\u00ed hybridy.\t\tZahradn\u00ed kv\u011btiny maj\u00ed \u010dasto v\u011bt\u0161\u00ed kv\u011bty a kvetou del\u0161\u00ed dobu ne\u017e jejich p\u0159edkov\u00e9 rostouc\u00ed v\u00a0p\u0159\u00edrod\u011b.\t\tB\u011bhem \u0161lecht\u011bn\u00ed se poda\u0159ilo z\u00edskat takov\u00e9 barvy kv\u011bt\u016f, kter\u00e9 se v\u00a0p\u0159\u00edrod\u011b b\u011b\u017en\u011b nevyskytuj\u00ed, nap\u0159\u00edklad \u010dern\u00e9 r\u016f\u017ee.Okrasn\u00e9 rostliny se p\u011bstuj\u00ed pouze pro svoji okrasnou hodnotu. Nejstar\u0161\u00ed z\u00e1hony okrasn\u00fdch rostlin vznikly ji\u017e ve starov\u011bk\u00e9 Persii, kdy je zahradn\u00edci pokl\u00e1dali kolem cest. Pozd\u011bji vzniklo mnoho \u0161kol, kde se zahradn\u00edci u\u010dili kombinovat rostliny kvetouc\u00ed v\u00a0r\u016fzn\u00e9m obdob\u00ed tak, aby zahrada kvetla po cel\u00e9 vegeta\u010dn\u00ed obdob\u00ed. V\u00a0osmn\u00e1ct\u00e9m stolet\u00ed dokonce vznikly prvn\u00ed kv\u011btinov\u00e9 hodiny a to d\u00edky botanikovi Carlovi Linn\u00e9mu. U n\u00e1s jsou zn\u00e1m\u00e9 p\u0159edev\u0161\u00edm kv\u011btinov\u00e9 hodiny v\u00a0l\u00e1ze\u0148sk\u00e9m m\u011bst\u011b Pod\u011bbrady.Vl\u00e1ha je z\u00e1klad\u017d\u00e1dn\u00e9 rostliny nemohou \u017e\u00edt bez slunce, \u017eivin a vody. Pr\u00e1v\u011b voda b\u00fdv\u00e1 \u010dasto p\u0159\u00ed\u010dinou ne\u00fasp\u011bchu p\u0159i p\u011bstov\u00e1n\u00ed n\u011bkter\u00fdch druh\u016f. V\u017edy\u0165 t\u00e9m\u011b\u0159 v\u0161echny druhy rostlin obsahuj\u00ed sedmdes\u00e1t procent vody, \u0159asy dokonce devades\u00e1t procent.V\u00a0rostlin\u00e1ch m\u00e1 voda podobnou funkci jako v\u00a0lidsk\u00e9m t\u011ble krev. Jsou v\u00a0n\u00ed rozpu\u0161t\u011bny miner\u00e1ln\u00ed l\u00e1tky a dal\u0161\u00ed \u017eiviny pro rostlinu nezbytn\u00e9.\u00a0 Nach\u00e1z\u00ed se v\u00a0bu\u0148k\u00e1ch, kter\u00e9 pom\u00e1h\u00e1 udr\u017eovat pru\u017en\u00e9, podobn\u011b jako m\u00ed\u010d nafouknut\u00fd vzduchem. Proto listy vadnou p\u0159i nedostatku vl\u00e1hy. \u010c\u00e1st vody se c\u00e9vn\u00edmi svazky p\u0159ev\u00e1d\u00ed z\u00a0bu\u0148ky do bu\u0148ky v\u00a0procesu zvan\u00e9m osm\u00f3za. Rostliny odpa\u0159uj\u00ed vodu b\u011bhem tak zvan\u00e9 transpirace. Voda odch\u00e1z\u00ed z\u00a0rostliny poko\u017ekou, v\u00a0n\u00ed\u017e jsou otvory zvan\u00e9 pr\u016fduchy. \u010c\u00e1st vody proch\u00e1z\u00ed tzv. xyl\u00e9mem, co\u017e jsou drobn\u00e9 \u017eilky, kter\u00e9 m\u016f\u017eeme vid\u011bt nap\u0159\u00edklad na listech. Aby se v\u00a0xyl\u00e9mu udr\u017eel nep\u0159eru\u0161en\u00fd vodn\u00ed sloupec, je voda odpa\u0159en\u00e1 z\u00a0pr\u016fduch\u016f okam\u017eit\u011b nahrazena vodou, kterou nas\u00e1vaj\u00ed ko\u0159eny.Ka\u017ed\u00e1 rostlina m\u00e1 jin\u00fd syst\u00e9m spot\u0159eby vl\u00e1hy. Proto i ka\u017ed\u00fd druh pot\u0159ebuje jin\u00fd zp\u016fsob i pravidelnost z\u00e1vlahy. Je to d\u00e1no geneticky podle p\u0159irozen\u00e9ho m\u00edsta p\u016fvodu rostliny.                                                                                                                                                                                                                                                                                                                                                                                        3.9\/5 - (12 votes)        "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Zahradn\u00ed rostliny","item":"https:\/\/www.fipobex.cz\/zahradni-rostliny\/#breadcrumbitem"}]}]