Iwe akọọlẹ tabi Ile-iṣẹ Atilẹjade: PloS Ọkan
Ìkẹkọọ: http://journals.plos.org/plosone/article?id=10.1371/journal.pone.0200156
Onkowe (s): Shrestha, RB, Dunbar, MW, French, BW ati Gassmann, AJ
Iru Nkan: Ẹkọ Ṣayẹwo Ẹlẹgbẹ
Igbasilẹ igbasilẹ: 2422
Áljẹ́rà: rootworm àgbàdo ìwọ̀ oòrùn, Diabrotica virgifera wundia LeConte, ti dagbasoke resistance si agbado transgenic, Agbado Zea L., ti o ṣe agbejade amuaradagba insecticidal Cry3Bb1, eyiti o jẹ lati inu kokoro arun Bacillus thuringiensis. A pinnu pe ipele ti resistance Cry3Bb1 ninu awọn olugbe ti oorun oka rootworm le ni ipa nipasẹ awọn iṣe ogbin. Lati ṣe idanwo idawọle yii, a ṣe ayẹwo ipa ti itan-aye lori resistance si agbado Cry3Bb1 nipasẹ rootworm oka ti iwọ-oorun. Ni ọdun 2013 ati 2014, awọn agbalagba rootworm ni a gba lati oriṣi awọn aaye agbado mẹrin: 1) awọn aaye iṣoro lọwọlọwọ, 2) awọn aaye iṣoro ti o kọja, 3) awọn aaye agbado yiyi, ati 4) awọn aaye agbado ti nlọ lọwọ. Awọn olugbe aaye wọnyẹn pẹlu awọn olugbe iṣakoso ifaragba Bt meje ni idanwo fun resistance Cry3Bb1 pẹlu ipilẹ ọgbin mejeeji ati awọn bioassays ti o da lori ounjẹ. Gbogbo awọn olugbe aaye jẹ sooro si Cry3Bb1 laibikita itan-akọọlẹ aaye, sibẹsibẹ, diẹ ninu iyatọ ninu iwọn resistance ni a rii. Fun gbogbo awọn ẹka ti awọn olugbe aaye, iwalaaye idin lori agbado Cry3Bb1 ga pupọ ju awọn olugbe iṣakoso lọ, ko si yatọ si iwalaaye lori agbado ti kii ṣe Bt. Ẹri ti resistance si agbado Cry3Bb1 ni awọn bioassays ti o da lori ọgbin jẹ atilẹyin siwaju nipasẹ awọn bioassay ti o da lori ounjẹ ati pe a rii ibatan rere laarin LC50 awọn iye lati awọn bioassay ti o da lori ounjẹ ati iwalaaye idin ni awọn bioassays orisun ọgbin. Iwadi yii n pese ẹri ti resistance Cry3Bb1 jakejado ala-ilẹ ogbin ti a ṣe iwadi, laibikita itan-akọọlẹ aaye, ati ṣe afihan iwulo fun ilọsiwaju awọn isunmọ iṣakoso resistance, bii lilo ti o dara julọ ti iṣakoso kokoro iṣọpọ si idaduro idena kokoro to dara julọ.
koko: Diabrotica virgifera wundia LeConte ( rootworm agbado ti iwọ-oorun), agbado transgenic, Agbado Zea L., Cry3Bb1, Bacillus thuringiensis, Cry3Bb1 resistance, kokoro resistance, ogbin ise, kokoro resistance isakoso
Itọkasi: Shrestha, RB, Dunbar, MW, French, BW ati Gassmann, AJ, 2018. Awọn ipa ti itan-aye lori resistance si agbado Bt nipasẹ oorun oka rootworm, Diabrotica virgifera virgifera LeConte (Coleoptera: Chrysomelidae). PloS Ọkan, 13(7), ojú ìwé 0200156.
