ʻO kahi hui o nā kānaka ʻepekema mai ka Federal Research Center for Cultivated Plants (Kelemānia) ke noi nei i ka hoʻohana ʻana i ka radiation ionizing e hakakā ai i nā nematodes. He ʻatikala i paʻi ʻia ma Agronomi 2022 ma www.mdpi.com e wehewehe i ke ala hou.
"Nā nematodes ʻuala ʻO Pale Globodera и G. Rostochiensis he mau pest ko'iko'i ke kumu o ka poho o ka ho'okele waiwai.
ʻO nā hōʻailona maʻi, e like me ke ʻoki a me ka melemele ʻana o nā lau, ʻaʻole kikoʻī a ʻike ʻia i nā pae hope o ka ulu ʻana o nā mea kanu. Nā kānaka hou ʻO Globodera spp.. me ka virulence kiʻekiʻe, e lanakila ana i nā ʻano kūʻē i ʻike ʻia i nā ʻano ʻuala, hiki ke loaʻa i kēlā me kēia manawa.
He mea nui ka pale ʻana i ka laha ʻana o kēia mau ʻano nematodes ʻelua. ʻO nā ʻāpana lepo e pili ana i nā ʻuala ke kumu o ka nematode cysts.
Hoʻohana ʻia nā hana disinfection e like me ka γ- a me ka β-irradiation i ka decontamination o nā mea hoʻopihapiha a me nā mea lapaʻau i hoʻokuʻu ʻia mai kahi ākea o nā pathogens a me nā pests.
I ka ʻoihana meaʻai, hoʻolōʻihi ka irradiation i ke ola o ka mālama ʻana a i ʻole ke kāohi ʻana i ka germination o nā spores fungal. Hōʻike ʻia ka mānoanoa ikehu i hoʻomoʻa ʻia e kekahi mea ma nā ʻāpana o ke kaha Gray (Gy), kahi i wehewehe ʻia ai ka 1 Gy e like me ka ikehu o 1 J i hoʻoili ʻia i ka nuipa o 1 kg i loko o ke kahua hoʻoheheʻe ionizing me ka mānoanoa o ka ikehu mau.
ʻAʻole lilo ka mea i mālama ʻia i radioactive, no ka mea, ʻaʻole i loaʻa i ka irradiation kekahi mau radioactive atoms a i ʻole nā particle, a ʻaʻole pili ka mea i hoʻomālamalama ʻia me ke kumu radiation.
'Oko'a ka make make no na mea ola like 'ole; ʻoi aku ka maʻalahi o nā haʻani a me nā invertebrates i ka γ-irradiation, ʻoiai ʻike ʻia ka bacteria e kūʻē i nā kau a hiki i 25 kGy.
Ua nānā mua kekahi mau haʻawina i nā hopena o ka irradiation gamma ma nā nematodes. Ua hōʻike maikaʻi ʻia ke ʻano hana i nā nematodes ola manuahi ma o ka hoʻopilikia ʻana i ka spermatogenesis a i ʻole ka hoʻonui ʻana i ka hapa o nā kāne liʻiliʻi liʻiliʻi i loko o ka heluna kanaka, akā ʻokoʻa ka ʻike i ka gamma irradiation ma waena o nā ʻano nematode like ʻole, a ʻO G. rostochiensis ʻoi aku ka maʻalahi ma mua o Heterodera schachtii.
I loko o kahi noiʻi a nā kānaka ʻepekema Kelemania, ua nānā ʻia inā ua kāohi ʻia ka viability a me ka hoʻokumu ʻana o nā nematode cysts e ka γ- a me ka β-irradiation.
I ka hoʻokolohua mua, ua mālama ʻia nā nematode cysts me ka γ- a i ʻole β-irradiation me ka ʻole o ka matrix lepo e hoʻoholo ai i nā ʻāpana o ka liʻiliʻi liʻiliʻi ma waena o 0 a 12 kGy.
Ma hope mai, ua hoʻomālamalama ʻia ʻelua mau laʻana lepo i loaʻa i nā cysts. ʻO ka iradiation o γ a me β ma nā ʻano o 0, 1, 4, 8 a me 12 kGy i lawe ʻia ma lalo o nā kūlana i hoʻomalu ʻia ma Synergy Health Radeberg GmbH (Radeberg, Kelemānia) e nā limahana i hoʻomaʻamaʻa kūikawā.
Ua loiloi ʻia ka hopena o ka irradiation i ka ola a me ka hoʻokumu ʻana o ka cyst hou me ka hoʻohana ʻana i nā hoʻāʻo hatch a me nā hoʻokolohua biological me nā mea kanu ʻuala maʻalahi, kēlā me kēia. Ua hana ʻia nā hoʻāʻo like ma luna o nā hua kulina, no ka mea, ulu pinepine ʻia ka ʻuala ma Kelemania i ka huli ʻana me kēia hua.
Ua ʻike ʻia ʻo 4 kGy ka liʻiliʻi loa o ka gamma a i ʻole ka beta irradiation i nā hoʻokolohua no ka hoʻopau piha ʻana. G. pallida a me G. ʻO Rostochiensis. ʻO ka liʻiliʻi loa o nā nematodes juvenile i loaʻa wale i nā cysts G. rostochiensisʻike ʻia i ka ʻike pololei ʻana i ka β-irradiation ma kahi pānaʻi o 4 kGy, e hōʻike ana i nā hopena kikoʻī.