Koox saynisyahano ah oo ka socda Xarunta Cilmi-baarista Federaalka ee Dhirta Beeran (Jarmalka) ayaa soo jeedinaysa isticmaalka shucaaca ionizing si loola dagaallamo nematodes. Maqaal lagu daabacay Agronomy 2022 ee www.mdpi.com ayaa sharaxaya habka cusub.
nematodes cyst baradho Pale Globodera и G. Rostochiensis waa cayayaan halis ah oo sababa khasaare dhaqaale oo la taaban karo.
Calaamadaha infekshanka, sida qallafsanaanta iyo jaalaha caleemaha, waa kuwo aan gaar ahayn oo u muuqda marxaladaha dambe ee horumarinta dhirta. Dad cusub Globodera spp.. oo leh fayras sare, oo ka soo horjeeda dhammaan noocyada caabbinta loo yaqaan ee noocyada baradhada, waxay dhici kartaa wakhti kasta.
Ka hortagga fiditaanka labadan nooc ee nematodes waa mid aad muhiim u ah. Jajabka ciidda ee ku dheggan digriiga ayaa weli ah isha fiilooyinka nematode.
Tallaabooyinka jeermiska sida γ- iyo β-irradiation ayaa loo isticmaalaa nadiifinta walxaha baakadaha iyo aaladaha caafimaadka ee la tuuri karo ee ka imaanaya cudur-sidaha iyo cayayaanka kala duwan.
Warshadaha cuntada, shucaacdu waxay dheeraysaa nolosha shelf ama waxay joojisaa biqilka kudka fangas. Cufnaanta tamarta ee uu nuugo walxo waxaa lagu muujiyey unugyo qiyaasta Gray (Gy), halkaasoo 1 Gy lagu qeexay tamarta 1 J oo loo wareejiyo cuf dhan 1 kg goobta shucaaca ionizing leh cufnaanta tamarta joogtada ah.
Maaddada la daweeyay lafteedu ma noqonayso shucaac, maadaama aanay shucaaca ku jirin atamyada shucaaca ah ama qaybo ka mid ah, walxaha la daweeyayna aanay la xidhiidhin isha shucaaca.
Qiyaasaha dilaaga ah waxay ku kala duwan yihiin nooleyaal kala duwan; fangaska iyo laf-dhabarta-la'aanta ayaa aad ugu nugul γ-iradiation, halka bakteeriyadu u muuqato inay u adkaysanayso qiyaasaha ilaa 25kGy.
Daraasado dhowr ah ayaa horey u baaray saameynta gammadu ku leedahay nematodes. Habka ayaa la muujiyay in uu si fiican ugu shaqeeyo nematodes-ka bilaashka ah iyada oo la carqaladeynayo spermatogenesis ama kordhinta saamiga ragga yar yar ee dadweynaha, laakiin dareenka gammadu waxay ku kala duwan tahay noocyada kala duwan ee nematode, iyo G. rostochiensis ayaa ka dhib badnaa Heterodera schachtii.
Daraasad ay sameeyeen saynisyahano Jarmal ah, ayaa lagu hubiyay in jiritaanka iyo samaynta cysts nematode ay xakameeyeen γ- iyo β-irradiation.
Tijaabadii ugu horeysay, cysts nematode waxaa lagu daaweeyay γ- ama β-irradiation iyada oo aan lahayn matrix ciidda si loo go'aamiyo cabbirada qiyaasta ugu yar ee u dhaxaysa 0 ilaa 12 kGy.
Ka dib, laba muunado ciidda metelaya oo ay ku jiraan fiix ayaa la shiday. Shucaaca γ iyo β ee qiyaasaha 0, 1, 4, 8 iyo 12 kGy waxaa lagu fuliyay xaalado la xakameeyey ee Synergy Health Radeberg GmbH (Radeberg, Jarmalka) oo ay si gaar ah u tababaran yihiin shaqaale si gaar ah u tababaran.
Saamaynta shucaaca ee jiritaannada iyo samaynta cyst-ka cusub ayaa lagu qiimeeyay iyada oo la adeegsanayo tijaabooyinka hatch iyo qiimaynta noolaha oo leh dhirta baradhada u nugul, siday u kala horreeyaan. Tijaabooyin la mid ah ayaa lagu sameeyay geedo hadhuudh ah, sababtoo ah baradhada Jarmalka ayaa inta badan lagu koray wareeg ah dalaggan.
Waxaa la ogaaday in 4 kGy uu ahaa qiyaasta ugu yar ee gamma ama irradiation beta ee tijaabooyinka shaqo la'aanta dhamaystiran G. pallida iyo G. Rostochiensis. Dhallinta ugu yar ee nematodes-ka dhallinta waxaa laga helay kaliya cysts G. rostochiensissoo gaadhista tooska ah ee β-irradiation ee qiyaasta 4 kGy, taas oo muujinaysa dareen-celinta u gaarka ah noocyada.