Duufaan safar ah oo ku timid daafaha Ruushka ayaa ka bilaabmay bartamihii qarnigii 17aad, markii, markii uu boqorka u ahaa, geedihii ugu horreeyay waxaa loo keenay waddanka. Tan iyo markaas, iyo ilaa maantadan, shaqo doorasho firfircoon ayaa la qabtaa, taas oo ka dhalatay noocyo cusub oo soo baxaya. Qiyaastii mid ka mid ah - nooca "Nizhegorodskaya" ayaan maanta la hadlaynaa.
Roob "Nizhegorodskaya" - sharaxaad ka duwan kala duwan, hardiness jiilaalka
Kala duwanaanshahaan wuxuu ku dhashay Nizhny Novgorod Agricultural Academy dhamaadkii qarnigii la soo dhaafay. Kadib dhammaadka baaritaannada sanadka 2008, waxaa lagu diiwaan geliyey diiwaanka kala duwan ee gobolka Volga-Vyatka. "Nizhny Novgorod" "Plum Domestic" waxaa loola jeedaa noocyo dambe oo qaan-gaar ah, oo gaaraya dhammaadka bisha Agoosto - bilowgii Sebtembar. Dhirta geedaha "Nizhegorodskaya" ayaa si dhakhso ah u kora, dhererkoodu wuxuu ka dheeraan karaa 3-4 mitir. Crown waa la furay, kor u kacay. Si gaar ah dalagyada dalagyada ah ee laamiyada ah ee taajka ah waa la jabin karaa, ma ahan inay sii wataan cufnaanta miraha. Laakiin tani waa in aan la cabsi gelin, maxaa yeelay taajku wuxuu leeyahay hantida si dhakhso ah ugu soo kabashada. Qiyaas ahaan ka hortag ah, waxaad isticmaali kartaa taageerooyin kala duwan oo laamaha ah. Waqtiga fruiting, kala duwan galo 4-5 sano ka dib markii laga beerto, laakiin ma aha wax aan caadi ahayn geedo in ubaxu muddo 3 sano ah. Pollinators "Nizhegorodskaya" uma baahna dhuumasho, maadaama ay leedahay heer sare oo is-baddel ah. Midhaha kala duwan ee noocaan ah waa mid dhexdhexaad ah (illaa 30 garaam), oo ah qaab wareegsan oo leh midab huruud ah oo jaale ah. Suntu waa mid casri ah oo aad u jilicsan, waxay leedahay dhadhan macaan oo dhadhan fiican leh. Lafaha ka soo saxaradda ayaa si fudud loo kala soocayaa, taas oo ka dhigaysa tubta "Nizhegorodskaya" gaar ahaan soo jiidashada shaqaynta. Hardiness jiilaalka of kala duwan ayaa u sareeya si ay u dulqaadan celceliska jiilaalka ah oo aan lahayn khasaaro gaar ah. Xaaladaha si gaar ah u daran (-35 digrii ama wax ka badan) oo baraf ah, qalliin jilicsan ee caleemaha iyo kelyaha ayaa suurtagal ah.