Iqembu lososayensi abavela e-Federal Research Center for Plants Cultivated (eJalimane) lihlongoza ukusetshenziswa kwemisebe ye-ionizing ukulwa nematode. Indatshana eshicilelwe ku-Agronomy 2022 ku-www.mdpi.com ichaza indlela entsha yokwenza.
"I-Potato cyst nematodes I-Pale Globodera и G. Rostochiensis ziyizinambuzane eziyingozi ezidala ukulahleka kwezitshalo kwezomnotho okukhulu.
Izimpawu zokutheleleka, njengokugogeka nokubaphuzi kwamaqabunga, aziqondile futhi zivela ezigabeni zakamuva zokukhula kwesitshalo. Izibalo ezintsha Globodera spp.. nge-virulence ephezulu, ukunqoba zonke izinhlobo ezaziwayo zokumelana nezinhlobo zamazambane, zingenzeka nganoma yisiphi isikhathi.
Ukuvimbela ukusabalala kwalezi zinhlobo ezimbili zama-nematode kubaluleke kakhulu. Izingcezwana zomhlabathi ezinamathela ezigabeni zisawumthombo wama-nematode cysts.
Izinyathelo zokubulala amagciwane ezifana ne-γ- kanye ne-β-irradiation zisetshenziswa ekukhipheni ukungcola kwezinto ezipakishwayo kanye nemikhiqizo yezokwelapha elahlwayo evela ezinhlobonhlobo zamagciwane nezinambuzane.
Embonini yokudla, ukukhanya kunweba impilo yeshalofu noma kuvimbela ukuhluma kwezinhlamvu zefungal. Ukuminyana kwamandla okumuncwa into ivezwa ngamayunithi wethamo elimpunga (Gy), lapho i-1 Gy ichazwa njengamandla angu-1 J adluliselwe kusisindo esingu-1 kg endaweni yemisebe ye-ionizing enamandla okuguquguquka okungaguquki.
Izinto ezilashwayo ngokwazo azibi yi-radioactive, njengoba i-radiation ingenawo ama-athomu noma izinhlayiya ezikhipha imisebe, futhi izinto ezishisiwe azihlangani nomthombo wemisebe.
Imithamo ebulalayo iyahlukahluka ezinhlobonhlobo zezinto eziphilayo; isikhunta nezilwane ezingenamgogodla zizwela kakhulu ku-γ-irradiation, kuyilapho amagciwane abonakala ekwazi ukumelana nemithamo efika ku-25 kGy.
Ucwaningo oluningana luke lwahlola imiphumela ye-gamma irradiation kuma-nematodes. Le ndlela iboniswe ukuthi isebenza kahle kuma-nematode aphilayo ngokukhululeka ngokuphazamisa i-spermatogenesis noma ukwandisa ingxenye yabesilisa abadala abancane emphakathini, kodwa ukuzwela emisebe ye-gamma kwahlukahluka phakathi kwezinhlobo ezahlukene ze-nematode, futhi G. rostochiensis kwaba sengozini kakhulu kunalokho I-Heterodera schachtii.
Ocwaningweni olwenziwa ososayensi baseJalimane, kwabhekwa ukuthi ukusebenza nokwakheka kwama-nematode cysts kucindezelwe yi-γ- kanye ne-β-irradiation.
Esivivinyweni sokuqala, ama-nematode cysts alashwa nge-γ- noma i-β-irradiation ngaphandle kwe-matrix yenhlabathi ukuze kunqunywe imingcele yomthamo omncane ebangeni elisuka ku-0 ukuya ku-12 kGy.
Ngemuva kwalokho, amasampula amabili amele umhlabathi aqukethe ama-cysts afakwe imisebe. Ukushiswa kwemisebe ka-γ kanye no-β ngemithamo engu-0, 1, 4, 8 kanye ne-12 kGy kwenziwa ngaphansi kwezimo ezilawulwayo e-Synergy Health Radeberg GmbH (Radeberg, Germany) ngabasebenzi abaqeqeshwe ngokukhethekile.
Umthelela wokushiswa kwemisebe ekusebenzeni nasekubumbeni okusha kwesimila kwahlolwa kusetshenziswa ukuhlolwa kokuchanyuselwa kanye nokuhlolwa kwebhayoloji nezitshalo zamazambane ezisengozini, ngokulandelana. Ukuhlolwa okufanayo kwenziwa ezitshalweni zommbila, ngoba amazambane eJalimane ngokuvamile atshalwa ngokushintshana nalesi sitshalo.
Ithole ukuthi u-4 kGy ubuncane bedosi ye-gamma noma i-beta irradiation ekuhlolweni kokwenziwa kusebenze ngokuphelele G. pallida kanye noG. I-Rostochiensis. Isivuno esincane se-juvenile nematodes sitholwe kuphela kuma-cysts G. i-rostochiensiskuvezwe ekuchayekeni okuqondile ku-β-irradiation ngedosi engu-4 kGy, okubonisa ukusabela okuqondene nezinhlobo ezithile.