[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.esfr.cz\/dum-a-zahrada\/strom-ma-sve-poselstvi\/#Article","mainEntityOfPage":"https:\/\/www.esfr.cz\/dum-a-zahrada\/strom-ma-sve-poselstvi\/","headline":"Strom m\u00e1 sv\u00e9 poselstv\u00ed","name":"Strom m\u00e1 sv\u00e9 poselstv\u00ed","description":"Ka\u017ed\u00fd zasazen\u00fd strom m\u00e1 sv\u00e9 poselstv\u00ed. Pokud jeho \u017eivotn\u00ed b\u011bh neukon\u010d\u00ed n\u011bjak\u00fd vichr nebo jin\u00e1 kalamita, tak se do\u017e\u00edv\u00e1 pom\u011brn\u011b vysok\u00e9ho v\u011bku. Jeho objemn\u00fd kmen sv\u011bd\u010d\u00ed o tom, \u017ee je p\u0159i pln\u00e9 s\u00edle, ale je \u010das prom\u011bnit jeho \u017eivotn\u00ed etapu. Je to prost\u00e9, bude slou\u017eit d\u00e1l a to po dobu dal\u0161\u00edch des\u00edtek \u010di stovek let. […]","datePublished":"2019-06-13","dateModified":"2019-06-13","author":{"@type":"Person","@id":"https:\/\/www.esfr.cz\/author\/#Person","name":"","url":"https:\/\/www.esfr.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/2d2e3fdaba6370eba756fb4048c695326686ff29010a0df4d58b27c20544521d?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/2d2e3fdaba6370eba756fb4048c695326686ff29010a0df4d58b27c20544521d?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"esfr.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.esfr.cz\/wp-content\/uploads\/img_a355854_w1681_t1570518380.jpg","url":"https:\/\/www.esfr.cz\/wp-content\/uploads\/img_a355854_w1681_t1570518380.jpg","height":0,"width":0},"url":"https:\/\/www.esfr.cz\/dum-a-zahrada\/strom-ma-sve-poselstvi\/","wordCount":472,"articleBody":"      Ka\u017ed\u00fd zasazen\u00fd strom m\u00e1 sv\u00e9 poselstv\u00ed. Pokud jeho \u017eivotn\u00ed b\u011bh neukon\u010d\u00ed n\u011bjak\u00fd vichr nebo jin\u00e1 kalamita, tak se do\u017e\u00edv\u00e1 pom\u011brn\u011b vysok\u00e9ho v\u011bku. Jeho objemn\u00fd kmen sv\u011bd\u010d\u00ed o tom, \u017ee je p\u0159i pln\u00e9 s\u00edle, ale je \u010das prom\u011bnit jeho \u017eivotn\u00ed etapu. Je to prost\u00e9, bude slou\u017eit d\u00e1l a to po dobu dal\u0161\u00edch des\u00edtek \u010di stovek let. Svoj\u00ed p\u0159\u00edtomnost\u00ed a bl\u00edzkost\u00ed bude sv\u00fdm obyvatel\u016fm p\u0159ipom\u00ednat dary p\u0159\u00edrody. Je to tak, v\u017edy\u0165 d\u0159evo a k\u00e1men jsou jedny ze z\u00e1kladn\u00edch stavebn\u00edch prvk\u016f a vyu\u017e\u00edv\u00e1me jich v r\u016fzn\u00fdch podob\u00e1ch. Samotn\u00e9 d\u0159evo m\u00e1 dlouhou cestu. Kdy\u017e d\u0159evorubci vykonaj\u00ed sv\u00e9 d\u00edlo a odd\u011bl\u00ed kmen od p\u0159\u00edsunu \u017eivin ko\u0159en\u016f, skon\u010d\u00ed v nejbli\u017e\u0161\u00edch dnech na pile. Zde ho \u010dek\u00e1 prom\u011bna. Z kulat\u00e9ho kmene za\u010dnou vznikat hranoly, lat\u011b, tr\u00e1my a \u010dek\u00e1 je dal\u0161\u00ed cesta, a\u017e se pomalu dostanou ke stavitel\u016fm nebo u\u017eivatel\u016fm.   D\u0159evo je p\u0159\u00edrodn\u00edm materi\u00e1l pln\u00fd vody  Je t\u0159eba skute\u010dn\u011b myslet na to, \u017ee surov\u00e9 d\u0159evo obsahuje v sob\u011b skute\u010dn\u011b hodn\u011b vlhkosti a tak se na n\u011bkter\u00e9 v\u011bci rozhodn\u011b nehod\u00ed. Nav\u00edc kdy\u017e se \u0161patn\u011b o\u0161et\u0159\u00ed, tak se m\u016f\u017ee objevit dal\u0161\u00ed probl\u00e9m a to v podob\u011b biotick\u00fdch \u0161k\u016fdc\u016f. Ale je pravdou, \u017ee se to sp\u00ed\u0161e t\u00fdk\u00e1 m\u00e9n\u011b trvanliv\u00fdch d\u0159evin. Dal\u0161\u00ed v\u00fdskyt se objevuje u \u0159eziva, kter\u00e9 nebylo technicky vysu\u0161en\u00e9 a upraven\u00e9. To se ov\u0161em v p\u0159\u00edpad\u011b KVH hranol\u016f st\u00e1t nem\u016f\u017ee. Z\u00e1rukou, \u017ee jsou zni\u010dena ve\u0161ker\u00e1 st\u00e1dia hmyzu, co\u017e jsou vaj\u00ed\u010dka, larvy i dosp\u011bl\u00e9 kusy, je pr\u00e1v\u011b tento proces vysou\u0161en\u00ed. D\u0159evo se su\u0161\u00ed um\u011ble su\u0161\u00ed v teplovzdu\u0161n\u00fdch su\u0161\u00e1rn\u00e1ch p\u0159i teplot\u00e1ch nad 160\u00b0C. To spolehliv\u011b ve\u0161ker\u00e9 \u0161k\u016fdce zni\u010d\u00ed.  V\u00fdhody a pou\u017eit\u00ed KVH hranol\u016f  P\u0159edev\u0161\u00edm jsou KVH hranoly b\u011b\u017en\u011b dostupn\u00e9 na pil\u00e1ch, p\u011bkn\u011b vysu\u0161en\u00e9, hoblovan\u00e9 a nej\u010dast\u011bji p\u0159irozen\u011b smrkov\u00e9. Pou\u017e\u00edvaj\u00ed se na d\u0159ev\u011bn\u00e9 konstrukce staveb a to jak mal\u00fdch, tak i velk\u00fdch rozm\u011br\u016f. Rozhodn\u011b se mus\u00ed p\u0159ihl\u00e9dnout k velk\u00e9mu plus, kter\u00fdm je jejich st\u00e1lost, tud\u00ed\u017e se nijak v\u00edce nevysychaj\u00ed a nem\u011bn\u00ed podstatn\u011b tvar, jako je tomu u surov\u00e9ho d\u0159eva. Pozdvihnout se mus\u00ed i pevnost materi\u00e1lu, co\u017e je ale na m\u00edst\u011b, pokud se m\u00e1 tato forma zpracovan\u00e9ho hranolu pou\u017e\u00edt nap\u0159\u00edklad ke stavb\u011b rodinn\u00e9ho domu. Na\u0161t\u011bst\u00ed hranoly, kter\u00e9 se pou\u017eij\u00ed ke stavb\u011b, napl\u0148uj\u00ed v\u017edy p\u0159edepsanou normovou kvalitu.                                                                                                                                                                                                                                                                                                                                                                                                   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