Masu bincike daga Peru da Jami'ar Wisconsin-Madison Sashen Aikin Gona sun shafe shekaru da yawa suna tantance nau'in dankalin turawa daga Bankin Dankali na Amurka don taurin kai. Sun zaɓi Solanum acaule da Solanum commersonii, nau'in dankalin turawa na daji daga Kudancin Amurka, a matsayin masu ba da gudummawa ga wannan hali.
Masana kimiyya sun haye nau'ikan nau'ikan biyu kuma sun kimanta nau'ikan nau'ikan. An gwada zuriyar ta amfani da sanyi na halitta, gyaggyaran injin daskarewa na gida wanda yayi kama da sanyi na dare, da ingantaccen gwajin dakin gwaje-gwaje don auna daidai girman lalacewar tantanin halitta.
An sanya wa sabon nau'in suna Vinay. Peruvians sun gwada shi a cikin ƙasarsu, suna girma a yankuna da yawa, kuma sun kimanta halayen masu samarwa da masu amfani. Vinay ya nuna amfanin gona mai kyau da juriya mai sanyi.
Samun irin wannan nau'in yana da matukar muhimmanci, tun da babu wanda ke da kariya daga sanyi kwatsam. A cikin 2019, manoman dankalin turawa a Gabashin Idaho sun yi asarar kusan kashi 30% na amfanin gonakinsu saboda wannan dalilin. Ƙananan yanayin zafi ba zai iya kashe shukar kanta ba, har ma yana daɗaɗa ingancin adana amfanin gona.