Sangano reInternational Potato Center (CIP) nguva pfupi yadarika rakabatana nemamwe masangano makumi matatu nemana pasi rose mukupa mbeu dzinopfuura makumi matanhatu nezviuru kuSvalbard Global Seed Vault, iyo inochera zvipenyu zvakasiyana-siyana muchitsuwa cheArctic chine makomo yeNorway.
Kuchengetwa kukuru kwembeu kubva muzvirimwa zvakawanda kwakabatsira kuwedzera huwandu hwezvakawanikwa muSvalbard kusvika pamusoro pemiriyoni imwe chete, asi kune CIP genebank, uku kwaingova iko kwekupedzisira kuendesa kwakadaro mukuenderera mberi kwekuedza kutsigira muhombe dzayo mbatatisi. , mbatatisi, Andesan midzi uye machubhu uye hama dzesango dzezvirimwa izvi.
"Iyi inishuwarenzi yeramangwana revanhu, kuve nechokwadi chekuti mbeu idzi dziripo kumwe kunhu, kana chimwe chinhu chikatadza kufamba, zvese pano nepasi rose," akadaro Noel Anglin, mukuru weCIP genebank uye mutungamiri wezvinhu zvipenyu. chirongwa chemberi. Akacherekedza kuti pamusoro pemakore, Lima, Peru, uko CIP genebank iriko, yakarohwa nekudengenyeka kwenyika, nepo zvikamu zveguta zvakazara muna 2017.
Iyo Svalbard Global Mbeu Vault inopa yekusingaperi-yekuchengetedza-kuchengetedza pa -18 ° C yembeu kubva kune genebanks epasi rose. NordGen - iro sangano rinoshandisa nzvimbo yekuchengetera mbeu mukubatana neCrop Trust uye neNorway Ministry yezvekurima uye Chikafu - inoshandisa dema bhokisi system, zvinoreva kuti vanopa chete ndivo vanogona kubata kana kutora mbeu dzavo. Nepo mabhengi emagetsi achiwanzogovana zvavakawana nemamwe masangano, mhodzi yembeu ndeyekuchengetedza chete.
Genebanks inobata sampuro hombe yezvirimwa zvepasi rose, zvizhinji zvacho zviri kutyisidzirwa nekushatiswa kwezvakatipoteredza, mamiriro ekunze akaipisisa uye maitiro epasi rose evarimi vanochinja kubva pamhando dzechivanhu vachienda kumarudzi azvino uno.
Nekudaro, dzimwe mhando dzekare uye hama dzadzo dzemusango dzine hunhu hunogona kushandiswa nevafudzi kugadzira mhando dzisingagadzirisike idzo varimi vachazoda kubata nemamiriro ekunze emangwana, zvichiita kuti mabhengi emagenge anyanye kukosha.
Kuchengetwa kweCIP nguva pfupi yadarika kwemakumi maviri nematanhatu embeu dzembatatisi uye hama dzemusango dzezvirimwa zvakati wandei dzakavezwa kumasampuli embeu 236 akambotumirwa neCIP kuSvalbard. Nekudaro, Svalbard inongova imwe yenzvimbo dzinoverengeka uko CIP genebank inotsigira zvayakaunganidza.
Iyo CIP genebank inobata pamusoro pe4800 mbatatisi mienzaniso - kubva kuisingawanzo Native American mbatatisi kune marudzi akura epasi rose - uye anopfuura mazana mashanu nemazana mashanu ezviiri mbatatisi mienzaniso senge in vitro michero. Nekudaro, iyo Svalbard inongochengetera mhodzi, saka CIP inogona kungochengeta chikamu chezviunganidzwa zvacho ipapo, kunyanya hama dzemusango dzemapatatisi uye mbatatisi.
CIP inochengetedza in vitro mbatatisi muunganidzwa neBrazilian Agricultural Research Corporation (EMBRAPA) uye yayo in vitro inotapira kuunganidzwa kuInternational Center for Tropical Agriculture (CIAT), Colombia. CIP inodzorera nekuchengetedza in vitro backup yeiyo CIAT mufarinya muunganidzwa. Ese aya mabhakiti mabhokisi matema, senge dhipoziti yeSvalbard. Mazhinji emazamu eCIP, mbatatisi uye Andean midzi uye tuber inounganidzwa zvakare inochengeterwa kuCentre yekutsvaga chiteshi muHuancayo, muPeruvia Andes.
CIP zvakare yakatsigira 3277 mbatatisi mienzaniso ichishandisa cryopreservation, umo michero yemiti inochengeterwa muyitrogen yemvura pa -196 ° C. Cryopreservation inzira isingadhuri-yakareba kwenguva refu yekuchengetedza mbatatisi yezvipembenene, asi muunganidzwa weCIP unochengetwa parizvino unongobatwa mu genebank rayo. Lima. Saka nekudaro, Anglin iri kutarisa mune sarudzo dzekutsigira kumwe kunhu.