Asayansi aku South Ural Research Institute of Horticulture and Potato Growing (Chelyabinsk) - gawo logawika gawo la UrFANITs Ural Nthambi ya Russian Academy of Science - adalembetsa yatsopano zosiyanasiyana mbatata Kashtak. Malinga ndi chikalatacho, mitundu yatsopanoyi ikulimbikitsidwa kuti ikalimidwe mdera la Ural (Bashkortostan, Chelyabinsk, Orenburg, Kurgan).
Mitundu yatsopano imasiyanitsidwa ndi kukana kwa chilala, kukhazikika komanso zokolola zambiri (mpaka matani 50 pa hekitala), kulimbana ndi matenda ndikuwonetsa bwino kwa tubers wokhala ndi khungu lofiira ndi zamkati zachikasu. Chifukwa cha kuchuluka kwa zinthu zowuma, makamaka wowuma, 17,6-19,0%, mbatata zimakhala ndi kukoma ndipo zimalimbikitsidwa kuti zigwiritsidwe ntchito patebulo.
Kashtak imadziwika ndi tchire lofalikira pang'ono lomwe lili ndi mizu yotukuka bwino komanso maluwa akutali. Kukolola kwapakatikati (masiku 90). Chiwerengero cha ma tubers pachisa ndi zidutswa 10-12. Mitunduyi imagonjetsedwa ndi nsomba zazinkhanira za mbatata, mbatata yagolide ya mbatata, choipitsa mochedwa, nkhanambo wamba.
"Mitundu ya Kashtak idapezeka mwa kuwoloka mitundu ya Raya (amayi) ndi Cosmos (mtundu wa makolo). Ntchito - hybridization - inali mu 2002. Monga mtundu wosakanizidwa kwambiri, udapambana chisankho mu 2008-2010. Ndipo kuyesa kwachilengedwe kudapitilira zigawo za Chelyabinsk ndi Orenburg ndikuwonetsetsa mitundu yosiyanasiyana kuti iphatikizidwe m'kaundula wa boma. Lero ndi imodzi mwamitundu yodalirika kwambiri m'chigawo cha Ural. Poyerekeza ndi mtundu wina wodziwika kale wa Spiridon (wosankhidwa ndi YUNIISK, wophatikizidwa m'kaundula wazopindulitsa za Russian Federation mu 2001), Kashtak ili ndi zokolola zabwino kwambiri - zokolola za matani 35 ndi 46 pa hekitala, motsatana. Ku Orenburg, mtundu watsopanowu udapereka matani opitilira 50 pa hekitala, "atero a Tamara Tikhonovna Dergileva, wofufuza wamkulu ku South Ural Research Institute of Horticulture and Potato Growing, wolemba nawo zamtunduwu.
Otsatsa a Chelyabinsk adatha zaka pafupifupi 20 akupanga mitundu yatsopano ya mbatata Kashtak. Lero, asayansi akupitiliza kufufuza ndipo akuchita nawo kubzala mbewu, zomwe zitha kugulidwa zaka ziwiri.
Kuti muwone. South Ural Research Institute of Horticulture and Potato Growing (kamangidwe kake ka UrFANITs UB RAS) idakhazikitsidwa poyambitsa I.V. Michurin zaka 90 zapitazo. Madera akulu kwambiri a ntchito: kafukufuku wofunikira komanso wogwiritsidwa ntchito pankhani yoswana, kupanga mbewu, matekinoloje olima zipatso ndi mabulosi ndi mbatata. Kwazaka zambiri, asayansi a bungweli adapanga zipatso zabwino kwambiri, zipatso za mabulosi ndi mbatata, zomwe zimapanga maziko a magawo azigawo zaulimi wowopsa - mitundu yoposa 300 ya mbewu zam'munda ndi mbatata 34. Kuphatikiza apo, matekinoloje olima m'minda yamafakitale ndi amateur ndi kulima mbatata apangidwa.