Mtundu "alder" - mmodzi wa anthu otchuka

Alder - mtundu wa mitengo ndi zitsamba Birch banja, kulumikizanitsa pafupifupi 50 mitundu. Mu Russia, mwakula naini a iwo.

A Real mtengo kufalikira mu dziko lathu ndi Urals ndi Western Siberia ndi North Caucasus.

Zofunika kwambiri kwa chuma cha dziko ndi wakuda alder (alder yomata, kapena European). Mitengo kufika msinkhu wa pafupi makumi atatu mamita, m'mimba mwake wa thunthu angafikire masentimita 60 makungwa -. Woderapo ndi ming'alu. Mwatsopano nkhuni ali ndi mtundu woyera. Mchikakamizo cha kusintha mpweya alder mtundu mumdima (mdima-chikasu kapena wachikasu-wofiira). Kapangidwe nkhuni ndi mokwanira homogeneous dongosolo. Kore ndi sapwood osati amasiyana mtundu. Pofuna kuwonetsa chidwi chitsanzo alder, ziyenera mankhwala varnish bwino kapena banga. Kenako, mtundu wa alder amakhala mfulu, ndipo angathe kutengera matabwa okwera mtengo.

Malinga ndi mayiko muyezo Din 4076, wakuda alder kuthabwa ndi aafupi "PITIRIRA ZITATU". Pa alder malo mphamvu si otsika paini mitundu, koma linden wapamwamba Aspen.
Alder nkhuni kugonjetsedwa kwambiri kwa madzi, potero ankagwiritsa ntchito yomanga mobisa ndi m'madzi. Chotero milu monga alder analenga akugwira maziko a nyumba kwambiri mu Amsterdam akale. Alder nkhuni chimagwiritsidwa ntchito chuma cha dziko.

Alder - nkhuni amasangalala ndi kufunika n'kofunika. Ndi mu ankafuna kupanga mipando komanso luso motengera kapangidwe ka ananyamula. Masiku ano, mafashoni kwa alder kumbuyo, opanga ambiri anayamba kupanga pa icho matabwa kwa mipando.

Alder nkhuni ntchito m'madera ena. Chopangidwa kuchokera makala, khungwa ntchito ankaudaya zikopa ndi ubweya mankhwala. Cones alipo ambiri mankhwala wowerengeka. Alder nkhuni ndi abwino kwa kusema. Bwino kukonzedwa onse pamanja ndi lathe, kotero alder chimagwiritsidwa ntchito kupanga zosiyanasiyana katundu wa m'nyumba, ku makola kuti kukolopa mpaka chithunzi mafelemu ndi zithunzi.

Alder komanso ntchito kupanga za maonekedwe katungulume kapena sliced. Mtundu "alder" - mmodzi wa otchuka kwambiri kwa zipangizo kunyumba. Kupukuta, lacquering mipando ngati sadzachititsa mavuto kwambiri, n'zosavuta kuti asamalire.

Tiyenera kukumbukira kuti ngati kukhudzana, matabwa yonyowa pokonza ndi chitsulo kusintha alder mtundu: zikuoneka mawanga mdima. Iron rusts kanthawi. Komanso alder kukhudzana zoipa ndi simenti: nkhuni chatsitsa ndi wotaya katundu wake. Otsala a alder mtengo ndithu yovuta kukhalabe ndi kugonjetsedwa zinthu kunja.

Chifukwa cha ambiri ntchito mitundu yake yosiyanasiyana ya alder imvera kudula mofulumira, kotero m'gulu la Red Book of Kazakhstan, Moldova, dera Omsk ndi Red List of Union la International kwa Conservation ya Nature - inayambitsa mitundu pangozi.