Biological studies of a new greenbug biotype

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August undefined, 2024

Web'Arthropod Biotypes' published in 'Plant Resistance to Arthropods' WebBackground: Whole genome sequence (WGS)-based strain typing finds increasing use in the epidemiologic analysis of bacterial pathogens in both public health as well as more …

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WebSep 1, 2024 · Greenbug, Schizaphis graminum (Rondani), is a chronic problem for small grains on the Southern Plains. Central to the pest status of greenbug is the occurrence of resistance-breaking biotypes. Rsg1 and Rsg2 are the only two genes for resistance of barley, Hordeum vulgare L., to greenbug. Only Rsg1 has been deployed in cultivars. … WebSeveral studies revealing multiple QTL for greenbug resistance in different genetic resistance sources have been conducted against greenbug biotypes C, E, I, and K. Three loci present on SBI-05, SBI-06, and SBI-07 conferring resistance to greenbug biotype I were ... Biological control methods involve using naturally occurring pests or diseases ... immersed how to add screen

Arthropod Biotypes SpringerLink

WebFeb 1, 2024 · DOI: 10.1016/j.cj.2024.02.002 Corpus ID: 257170470; Genomic location of Gb1, a unique gene conferring wheat resistance to greenbug biotype F @article{Xu2024GenomicLO, title={Genomic location of Gb1, a unique gene conferring wheat resistance to greenbug biotype F}, author={Xiangyang Xu and Genqiao Li and … WebDec 1, 1988 · The study on inheritance of resistance to two greenbug biotypes in three oat accessions demonstrated that the PI 186270 and CI 1580 lines each carry one dominant … WebApr 1, 1993 · Greenbug, Schizaphis graminum (Rondani), an important vector of barley yellow dwarf mosaic virus, is a major pest of cereals in many countries. A preliminary survey conducted in the Punjab and North Western Frontier Province of Pakistan revealed medium to heavy infestations at Charsadda (density 12 apterous greenbugs/25 plants), Sher … immersed heating element

Invasive cereal aphids of North America: Biotypes, genetic …

Designation of Two New Greenbug (Homoptera: …

WebJun 1, 2003 · Introduction. The greenbug, Schizaphis graminum (Rondani), feeds on a variety of graminaceous plants and is a serious pest of cultivated grasses (e.g., wheat, barley, and sorghum). Cultivated crop species represent a very small proportion of the 70 greenbug hosts representing 29 genera, (Michels 1986).Noncultivated hosts are an … WebA series of 11 laboratory tests of biotype C-resistant and C-susceptible small grain and sorghum [Sorghum bicolor(L.) Moench] lines infested with either biotype C or the … immersed in joyWebA greenbug ( Toxoptera graminum (Rondani)) biotype has developed in greenhouse cultures at Stillwater, Okla. It is capable of destroying the resistant wheat lines Dickinson … list of songs on kenny loggins albums

"WebGreenbug, Schizaphis graminum (Rondani), populations over-summering on noncultivated grass hosts may be implicated in early fall infestations in wheat. The purpose of this study was to examine the relationship between over-summering greenbugs on noncrop hosts and fall infestations on wheat. Since greenbug populations on noncultivated hosts may also … " - Biological studies of a new greenbug biotype

Biological studies of a new greenbug biotype

Insect Biotypes and Host Plant Resistance SpringerLink

WebThe project at the Wheat, Peanut, and Other Field Crops Research Unit, Stillwater, OK, focused on molecular mapping of greenbug resistance QTLs and developing molecular markers to speed up the breeding process in sorghum. A greenbug resistance line was identified, which offers a high level of resistance to the biotype E greenbug.

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WebNineteen isolates of the cereal aphid pest greenbug, Schizaphis graminum (Rondani) (Hemiptera: Aphididae), were collected from wheat, Triticum aestivum L.; barley, Hordeum vulgare L.; or noncultivated grass hosts in five locations from Colorado and Wyoming. Parthenogenetic colonies were established. Biotypic profiles of the 19 isolates were … WebAug 6, 2024 · Wood E Jr. Biological studies of a new greenbug biotype. J Econ Entomol. 1961;54(6):1171–3 https: ... Shufran RA, Brooks HL, Sloderbeck PE. Occurrence of greenbug biotype K in the field. J Agric Urban Entomol. 2001;18(1):23–34. Google Scholar Kim K-S, Hill CB, Hartman GL, Mian M, Diers BW. Discovery of soybean aphid biotypes. …

WebClade 2 contained F, G and NY, and Clade 3 contained B, CWR and EUR, all of which are rarely found on crops. The rarest biotype, H, fell outside the above clades and may represent another Schizaphis species. S. graminum biotypes are a mixture of genotypes belonging to three clades and may have diverged as host-adapted races on wild grasses. WebDec 1, 1988 · Major plant sources of greenbug, Schizaphis graminum (Rondani), resistance were evaluated against two new greenbug isolates, Oklahoma (SCO) and Texas …

WebThe four methods for assigning bacterial species are the Clinical and Laboratory Standards Institute (CLSI), modified CLSI (mCLSI), phylogenetic analysis (PA) and closest match … WebBiotypic diversity of the greenbug, Schizaphis graminum (Rondani) (Hemiptera: Aphididae), was assessed among populations collected from cultivated wheat, Triticum aestivum L., and sorghum, Sorghum bicolor (L.) Moench, and their associated noncultivated grass hosts. Greenbugs were collected during May through August 2002 from 30 counties of Kansas, …

WebAntibiosis was assessed using the intrinsic rate of increase (rm) of greenbugs confined to each of the three genotypes. Neither parent nor the resistant progeny expressed antibiosis. Mean rm values for greenbug I on Wichita (0.0956), and Ae. tauschii (0.10543) were not significantly different. Mean rm values for Wichita and 97-85-3 were also ...

WebSubobjective 2.E. Reveal the genetic architecture of BCOA resistance using genomewide association study (GWAS), and develop genomic tools to facilitate rapid introgression of aphid resistance genes into adapted germplasm. Objective 3: Develop enhanced germplasm and new varieties of sorghum, wheat, and barley with resistance to insect pests. immersed in reading booksWeb(Rondani), is important in predicting biotype shifts in the field, in laboratory genetic studies, or in determining the vulnerability of new resistance sources used in plant breeding programs. The greenbug holocycle was reviewed by Puterka and Peters (1990). They observed hatching of eggs resulting from controlled mat immersed installWebSeveral studies revealing multiple QTL for greenbug resistance in different genetic resistance sources have been conducted against greenbug biotypes C, E, I, and K. … immersed in quat for how longWebnew sugarcane aphid biotypes from developing. Lastly since the use of classical biological control ... greenbug biotype on sorghum and wheat [37]. ... immersed in meaningWebO - Institutional Repositories . O - Institutional Repositories . SHOW MORE immersed in need to be in castle towerWebMay 1, 2008 · Greenbug is classified into biotypes A through K, plus isolates identified in New York, Kansas, Texas, and Florida (Nuessly et al. 2008; Burd and Porter 2006;Porter et al. 1997). Biotypes E and... immersed in or intoWebBiological Materials. A colony of greenbug, S. graminum ‘biotype I’, was established from apterae collected from infested grain sorghum in Hays, KS, in 2014. A colony of sugarcane aphid, M. sacchari, was established from material provided by Dr. Scott Armstrong, USDA ARS, originally collected from infested sorghum in Matagorda Co., TX.Both aphid … immersed in reading