Masana kimiyya na Kudancin Ural Research Institute of Horticulture da Dankali Growing (Chelyabinsk) - wani tsarin yanki na UrFANITS UB RAS - sun yi rajista da wani sabon. dankalin turawa iri-iri Kashtak. Bisa ga daftarin aiki, sabon iri-iri ana bada shawarar don noma a cikin yankin Ural (Bashkortostan, Chelyabinsk, Orenburg, Kurgan yankuna).
An bambanta sabon nau'in ta hanyar juriya na fari, barga da yawan amfanin ƙasa (har zuwa ton 50 a kowace hectare), juriya na cututtuka da kuma kyakkyawan gabatarwar tubers tare da launin ja da launin ruwan kasa. Saboda babban abun ciki na busassun abubuwa, musamman sitaci, 17,6-19,0%, dankali yana da dandano mai kyau kuma ana bada shawara don amfani da tebur.
Kashtak yana da matsakaicin matsakaiciyar daji mai yaduwa tare da ingantaccen tsarin tushen da fure mai tsayi. Matsakaici ripening (90 days). Yawan tubers a cikin gida shine guda 10-12. Iri-iri yana jure wa crayfish dankalin turawa, nematode dankalin turawa na zinari, buguwa na ƙarshe, scab na kowa.
Ana samun nau'in Kashtak ta hanyar sarrafa nau'in Raya (siffar uwa) da Cosmos (nauyin uba). A farkon aikin - hybridization - ya kasance a 2002. A matsayin mafi ƙwaƙƙwarar matasan, ya wuce zaɓin gasa a cikin 2008-2010. Sa'an nan kuma gwajin muhalli ya ci gaba a cikin yankunan Chelyabinsk da Orenburg da kuma tabbatar da iri-iri don shiga cikin rajistar jihar. A yau yana daya daga cikin mafi kyawun nau'in nau'i na yankin Ural. A kwatanta da wani riga sanannun iri-iri Spiridon (zaɓin da YUNIISK, kunshe a cikin rajista na kiwon lafiya nasarori na Rasha Federation a 2001), Kashtak yana da mafi yawan yawan aiki - da ake samu na 35 da 46 ton a kowace hectare, bi da bi. A Orenburg, sabon nau'in yana samar da fiye da ton 50 a kowace hekta, "in ji Tamara Tikhonovna Dergileva, babban jami'in bincike a Cibiyar Binciken Noma ta Kudancin Ural na Noma da Dankali, marubucin nau'in.
Masu shayarwa na Chelyabinsk sun shafe kusan shekaru 20 akan haɓaka sabon nau'in dankalin turawa Kashtak. A yau, masana kimiyya suna ci gaba da bincike kuma suna tsunduma cikin haɓaka kayan iri, wanda za'a iya saya a cikin shekaru biyu.
Domin tunani. Cibiyar Bincike ta Kudancin Ural na Noma da Girman Dankali (wani yanki na tsarin UrFANITs UB RAS) an kafa shi akan yunƙurin I.V. Michurin shekaru 90 da suka gabata. Babban wuraren aiki: bincike na asali da kuma amfani da su a fagen zaɓe, samar da iri, fasahar noman 'ya'yan itace da amfanin gona na Berry da dankali. A cikin shekarun da suka gabata, masana kimiyya na cibiyar sun ƙirƙiri nau'ikan 'ya'yan itace, amfanin gona na Berry da dankali, waɗanda ke zama tushen tsarin yanki na yanki mai haɗari - fiye da nau'ikan amfanin gona 300 da dankali 34. Bugu da ƙari, an haɓaka fasahar masana'antu da masu son aikin lambu da noman dankalin turawa.