International Potato Center (CIP) posachedwapa alumikizana ndi mabungwe ena 34 padziko lonse lapansi omwe apereka mbewu yopitilira 60 ku Svalbard Global Mbeu Yogulitsa, chipinda chosanja chokhala pachilumba chamapiri ku Arctic ku Norway.
Kusungidwa kwambewu kwa mbewu zambiri kwathandizira kukulitsa kuchuluka kwa nyemba zosungidwa ku Svalbard kupitirira miliyoni, koma ku CIP Gene Bank, inali malo omaliza oterewa poyesetsa kubwezeretsa mbatata zake zambiri. , mbatata zokoma, mizu ya Andean ndi ma tubers ndi abale amtchire awa.
"Iyi ndi inshuwaransi yokhudza tsogolo laumunthu, kuwonetsetsa kuti njerezi zidzakhalapo kwina, ngati china chake chitha kusokonekera, pano komanso padziko lapansi," atero a Noel Anglin, wamkulu wa genebank ya CIP komanso mtsogoleri wazachilengedwe. pulogalamu yamtsogolo. Anatinso zaka zapitazi, Lima, Peru, komwe kuli genebank ya CIP, idakumana ndi zivomezi, pomwe mbali zina za mzindawu zidasefukira mu 2017.
Svalbard Global Seed Vault imapereka chosungira chokhazikika pa -18 ° C cha mbewu kuchokera kubanki zapadziko lonse lapansi. NordGen - bungwe lomwe limayang'anira malo osungira mbewu mogwirizana ndi Crop Trust ndi Ministry of Agriculture and Food yaku Norway - limagwiritsa ntchito bokosi lakuda, zomwe zikutanthauza kuti ndi omwe amapereka ndi omwe angakhudze kapena kusonkhanitsa mbewu zawo. Ngakhale mabanki amtundu uliwonse amagawana ndalama zawo ndi mabungwe ena, malo osungira mbewu amangosungidwa.
Mabanki a ku Gene ali ndi zitsanzo zachilengedwe zambiri padziko lonse lapansi, zomwe zambiri zimawopsezedwa ndi kuwonongeka kwa chilengedwe, nyengo yoipa, komanso njira yomwe alimi akusunthira kuchokera kuzikhalidwe zamakono.
Komabe, mitundu ina yakale komanso abale awo okhala ndi kuthengo ali ndi mikhalidwe yomwe obereketsa angagwiritse ntchito kupanga mitundu yokhazikika yomwe alimi adzafunika kuthana ndi nyengo yamtsogolo, ndikupangitsa mabanki a gene kukhala ofunika kwambiri.
Kusungidwa kwaposachedwa kwa nyemba za CIP 236 za mbatata zotsekemera ndi abale amtchire azilima zingapo adawonjezeredwa pazitsanzo za mbewu 9 206 zomwe CIP idatumiza ku Svalbard kale. Komabe, Svalbard ndi amodzi mwamalo angapo pomwe CIP genebank imabweza zosonkhetsa zake.
Bokosi la geni la CIP limasunga mitundu yoposa 4800 ya mbatata - kuchokera ku mbatata zachilendo zaku Native American kupita ku mitundu yolimidwa padziko lonse lapansi - ndi mitundu yoposa 5500 ya mbatata monga mbande za vitro. Komabe, malo a Svalbard amangosunga mbewu, chifukwa chake CIP imangosunga gawo limodzi la zopereka zake kumeneko, makamaka abale achilengedwe a mbatata ndi mbatata.
CIP imasunga mbatata yake ya vitro ndi Bungwe Loyang'anira Ntchito Zakuchita Zolimo ku Brazil (EMBRAPA) ndi njira yake yosakanizira mbatata ku International Tr tropical Agriculture Center (CIAT), Colombia. CIP imabwezeretsa ndalama zomwe zidasungidwa mu CIAT kompositi yasitimu ku vitro. Ma backups onsewa ndi mabokosi akuda, monga madipoziti pa Svalbard. Zambiri mwaziphatikiza za mbatata, mbatata zotsekemera ndi mbewu za muzu wa Andean ndi ma tub a CIP zimasungidwanso kumalo ophunzirira ku Center ku Huancayo, ku Peruvia Andes.
CIP idasunganso zitsanzo za mbatata 3277 pogwiritsa ntchito cryopreservation, momwe timitengo ta mbewu timasungidwa mu nayitrogeni wamadzimadzi pa -196 ° C. Cryopreservation ndi njira yotsika mtengo yosungira mbatata zamitengo, koma CIP cryopreservation kukusanya ikungosungidwa mu genebank yokha Lima. Chifukwa chake, Anglin akufufuza njira zoti zithandizire kwina.