Results 111 to 120 of about 2,333 (208)

Additional file 10: Table S5. of Population Dynamics Among six Major Groups of the Oryza rufipogon Species Complex, Wild Relative of Cultivated Asian Rice

open access: yes, 2016
Chi-square statistic between genetic subgroups and two major traditional species groups, O. rufipogon and O. niva.ra. Figure S6. Distribution of nuclear subpopulations within traditional species groups in the ORSC; rufipogon (perennial), O.
Jennifer Kimball (76861)   +9 more
core   +1 more source

Additional file 1 of Characterization of a New qLTG3–1 Allele for Low-temperature Germinability in Rice from the Wild Species Oryza rufipogon

open access: yes, 2020
Additional file 1: Figure S1. Graphical genotypes of the parental lines (A) Hwaseong, (B) TR20, and (C) four genotype groups from the F2 plants. White and black bars indicate the Hwaseong and O. rufipogon chromosome segments, respectively.
Sun Kim (28274)   +9 more
core   +1 more source

Chloroplast DNA polymorphism and evolutional relationships between Asian cultivated rice (Oryza sativa) and its wild relatives (O. rufipogon)

open access: yesGenetics and Molecular Research, 2012
We analyzed chloroplast DNA (cpDNA) polymorphism and phylogenic relationships between 6 typical indica rice, 4 japonica rice, 8 javanica rice, and 12 Asian common wild rice (Oryza rufipogon) strains collected from different latitudes in China by comparing polymorphism at 9 highly variable regions.
W J, Li   +5 more
openaire   +2 more sources

Genetic differentiation in weedy (O. sativa f. spontanea) and wild rice (O. rufipogon) revealed by DNA sequence in the QTL SD7-1/Rc locus

open access: yesAustralian Journal of Crop Science, 2022
The QTLSD7-1/Rc is a pleiotropic locus that controls seed dormancy and pericarp color in rice. DNA sequence variation in promoter region, exon1, and intron 1 in wild rice from Thailand and Laos, weedy rice accessions from Thailand, as well as cultivated rice were investigated using re-sequencing DNA technique.
openaire   +1 more source

Arthropod diversity and abundance in Wild Rice, Oryza rufipogon, in the Mekong Delta, Vietnam

open access: yes, 2016
Very little is known about the arthropods associated with the wild ancestors of agricultural crops. Given that wild relatives of crop plants are subjected to human pressures of habitat loss and transgene flow, baseline levels of arthropod biodiversity ...
Thuy, Tran Loc   +6 more
core  

The Prehistoric Indian Ayurvedic Rice Shashtika Is an Extant Early Domesticate With a Distinct Selection History

open access: yesFrontiers in Plant Science, 2018
Fully domesticated rice is considered to have emerged in India at approximately 2000 B.C., although its origin in India remains a contentious issue.
Mariet Jose   +11 more
doaj   +1 more source

Introgression and Mapping of a Novel Bacterial Blight Resistance Gene xa49(t) from Oryza rufipogon acc. CR100098A into O. sativa

open access: yes
Bacterial blight (BB) caused by Xanthomonas oryzae pv. oryzae is one of the epidemic diseases in rice. Rapid changes in the pathogenicity of the X. oryzae pv.
Vikal, Y   +9 more
core   +1 more source

Phenotypic and molecular characterization of tungro resistant introgression lines derived from the cross Oryza sativa L. x Oryza rufipogon GRIFF.

open access: yes, 2014
Eight out of 20 alien introgression lines (AILs) including the Philippine National Seed Industry Council recommended rice variety Matatag 9, from crosses of rice variety IR64 with five accessions of Oryza rufipogon, were found resistant to tungro ...
Ramos, Joie M.   +3 more
core   +1 more source

Local differentiation amidst extensive allele sharing in Oryza nivara and O. rufipogon.

open access: yes
Genetic variation patterns within and between species may change along geographic gradients and at different spatial scales. This was revealed by microsatellite data at 29 loci obtained from 119 accessions of three Oryza series Sativae species in Asia ...
Hamilton, Ruaraidh Sackville   +3 more
core  

Habitat Fragmentation and Isolation-by-Distance Driven Population Divergence of Oryza rufipogon in Sri Lanka

open access: yes, 2019
Wild relatives of rice are an important genetic resources in rice breeding. Oryza rufipogon is a diploid perennial species belongs to AA genome group and sexually compatible with cultivated rice.
Ratnasekera, D.   +2 more
core  

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