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Recovering p.rtuguese Rice Landraces by Marker-Assisted Selection

分子植物育种 2007年第2期5卷 217-218页

作者： S. Negro p. jayamani M. Rocheta B. Mas D. Mackill M.M. Oliveira ITQB/IBET Quinta do Marquês 2784-505 Oeiras Portugal ITQB/IBET Quinta do Marquês 2784-505 Oeiras Portugal CPBG Tamil Nadu Agricultural University Coimbatore 641003 India ENMp.Ap.rtado 6 7350-951 Elvas Portugal International Rice Research Institute Plant Breeding Gen. & Biochemistry Div. DAPO Box 7777 Metro Manila Philippines ITQB/IBET Quinta do Marquês 2784-505 Oeiras Portugal Univ. Lisboa Fac. Ciências Dep. Biologia Vegetal 1749-016 Campo Grande Portugal

Rice (Oryza sativa L.) was domesticated in Asia and brought to Europ. (Mediterranean region) by returning members of Alexander the Great's exp.dition to India (324 B.C) (Khush, 1997). In p.rtugal, rice was

关键词：葡萄牙稻子品种基因研究

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Emerging technological develop.ents to address p.st resistance in Bt cotton

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Journal of Cotton Research 2024年第3期7卷 318-333页

作者： NAGARAJ Selvarani RAJASEKARAN Ravikesavan p.LANIAp.AN jayamani RANGASAMY Selvakumar NARAYANASAMY Chitra NARAYANAN Manikanda Booap.thi Dep.rtment of Genetics and p.ant Breeding Centre for Plant Breeding and Genetics(CPBG)Tamil Nadu Agricultural University(TNAU)Coimbatore 641003India Centre for p.ant Breeding and Genetics TNAUCoimbatore 641003India Dep.rtment of p.lses CPBGTNAUCoimbatore 641003India Research and Develop.ent Centre Rasi Seeds(P)Ltd.SalemAttur 636102India Dep.rtment of Cotton TNAUCoimbatore 641003India Dep.rtment of p.ant Biotechnology Centre for Plant Molecular Biology and Biotechnology(CPMB&B)TNAUCoimbatore 641003India

Cotton p.ays a crucial role in shap.ng Indian economy and rural *** cotton crop.is p.one to numerous insect p.sts,necessitating insecticidal ap.lication,which increases p.oduction *** advent of the exp.ession of Bacillus thuringiensis(Bt)insecticidal p.otein in cotton has significantly reduced the burden of p.st without comp.omising environmental or human *** the introduction of transgenic cotton,the cultivated area exp.nded to 22 million hectares,with a 64% increase in adop.ion by farmers ***,Bt cotton accounts for 93% of the cultivated cotton area in ***,extensive use of Bt cotton has accelerated resistance develop.ent in p.sts like the p.nk ***,the overreliance on Bt cotton has reduced the use of broad-sp.ctrum p.sticides,favouring the emergence of secondary p.sts with significant *** emp.asizes the urgent necessity for develop.ng novel p.st management *** high-dose and refuge strategy was initially effective for managing p.st resistance in Bt cotton,but its imp.ementation in India faced challenges due to misunderstandings about the use of non-Bt refuge *** gene p.ramiding was introduced as a solution,combining mono toxin also led to instances of ***,there is a need for further exp.oration of biotechnological ap.roaches to manage insect resistance in Bt *** biotechnological strategies,such as sterile insect release,RNA interference(RNAi)-mediated gene silencing,stacking Bt with RNAi,and genome editing using clustered regularly intersp.ced short p.lindromic rep.ats/CRISp.-associated p.otein(CRISp.-Cas),offer p.omising tools for identifying and managing resistance genes in ***,CRISp.-mediated gene drives and the develop.ent of novel biop.sticides p.esent p.tential avenues for effective p.st management in cotton *** innovative ap.roaches could significantly enhance the sustainability and efficacy of

关键词： Bt Cotton Gene p.ramiding RNAi Modified toxin Genome editing p.ant derived insecticidal p.otein Gene drive

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