japonica Concept

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research area of

• Ali, Jauhar, Senior Scientist II, IRRI, IRRI
• Ancheta, Melanie, IRRI
• Bombay, Maurene, IRRI
• Carandang, Socorro, Researcher, IRRI, IRRI
• Chebotarov, Dmytro, Scientist, Computational Genetics, IRRI, IRRI
• Ismail, Abdelbagi, Regional Representative, Africa, CESD, ILRI
• Kim, Sung Ryul, Scientist-I, IRRI, IRRI
• Laza, Ma. Rebecca, Senior Research Manager, IRRI, IRRI
• Lee, Jae-Sung, Scientist I, IRRI, IRRI
• Leung, Hei, Principal Scientist, IRRI, IRRI
• Lorieux, Mathias, Geneticist, The Alliance of Bioversity International and CIAT, The Alliance of Bioversity and CIAT
• McNally, Kenneth, Senior Scientist II, IRRI, IRRI
• Ramos, Joie, Associate Scientist, IRRI, IRRI
• Saito, Kazuki, Rice Agronomist, AFRICARICE, AfricaRice
• Singh, Virendra Pal, CIAT South Asia representative, The Alliance of Bioversity International and CIAT, The Alliance of Bioversity and CIAT
• Torollo, Gideon, Researcher, IRRI, IRRI
• Trijatmiko, Kurniawan Rudi, IRRI
• Virk, Parminder Singh, Head Functional Unit, The Alliance of Bioversity International and CIAT, The Alliance of Bioversity and CIAT
• XU, Yunbi, Maize Molecular Breeder - Asia, CIMMYT, CIMMYT
• Ye, Guoyou, IRRI Representative to China, IRRI, IRRI

subject area of

• A Critical Evaluation Revealed the Proto-indica Model Rests on a Weaker Foundation and Has a Minimal Bearing on Rice Domestication
• A Four-Year Record of Methane Emissions from Irrigated Rice Fields in the Beijing Region of China
• A Microsatellite Marker and a Codominant PCR‐Based Marker for Marker‐Assisted Selection of Submergence Tolerance in Rice
• A high proportion of beta-tocopherol in vitamin E is associated with poor seed longevity in rice produced under temperate conditions: Beta-tocopherol and rice seed longevity
• A major QTL for resistance to green rice leafhopper (Nephotettix cincticeps Uhler) derived from African rice (Oryza glaberrima Steud.)
• A novel discovery of a long terminal repeat retrotransposon-induced hybrid weakness in rice
• Allelic effects on starch structure and properties of six starch biosynthetic genes in a rice recombinant inbred line population.
• Allelic sequence variation in the Sub1A, Sub1B and Sub1C genes among diverse rice cultivars and its association with submergence tolerance
• An effective strategy for fertility improvement of indica - japonica hybrid rice by pyramiding S5-n , f5-n , and pf12-j
• Analysis of QTL responsible for grain iron and zinc content in doubled haploid lines of rice (Oryza sativa) derived from an intra‐japonica cross
• Analysis of segregation distortion and its relationship to hybrid barriers in rice
• Analysis on the spectra and level of wide-compatibility conferred by three neutral alleles in inter-subspecific hybrids of rice (Oryza sativa L.) using near isogenic lines
• Anatomy of Nodal Roots in Tropical Upland and Lowland Rice Varieties
• Anther culture of tropical japonica × indica hybrids of rice (Oryza sativa L.)
• Application of indica - japonica single- nucleotide polymorphism markers for diversity analysis of Oryza AA genome species
• Assessment of Genetic Diversity of Philippine Rice Cultivars Carrying Good Quality Traits using SSR Markers
• Assessment of Genetic Variation and Population Structure of Diverse Rice Genotypes Adapted to Lowland and Upland Ecologies in Africa Using SNPs
• Association of Increased Grain Iron and Zinc Concentrations with Agro-morphological Traits of Biofortified Rice.
• Canopy Architecture and Leaf Nitrogen Distribution of Rice (Oryza sativa L.) under Chronic Soil Water Deficit
• Changes in the Chlorophyll Content and Cytokinin Levels in the Top Three Leaves of New Plant Type Rice During Grain Filling
• Characterization of indica–japonica subspecies-specific InDel loci in wild relatives of rice (Oryza sativa L. subsp. indica Kato and subsp. japonica Kato)
• Characterization of segregation distortion on chromosome 3 induced in wide hybridization between indica and japonica type rice varieties
• Chromosomal location of Hwc2, one of the complementary hybrid weakness genes, in rice
• Chromosomal regions associated with segregation distortion of molecular markers in F2 , backcross, doubled haploid, and recombinant inbred populations in rice (Oryza sativa L.)
• Classification of cultivated rices into indica and japonica types by the isozyme, RFLP and two milled-rice methods
• Classification of rice germplasm. II. Discrimination of indica from japonica via analysis of amplicon length polymorphisms.
• Comparative Levels of Waxy Gene Product of Endosperm Starch Granules of Different Rice Ecotypes
• Comparative Starch Synthase Activity of Indica and Japonica Developing Rice Grain
• Comparative observations on the pest and disease incidence and yield losses of Japonica, Indica and Japonica × Indica rices
• Comparative study on the chloroplast, mitochondrial and nuclear genome differentiation in two cultivated rice species, Oryza sativa and O. glaberrima, by RFLP analyses.
• Comparing rice germplasm groups for growth, grain yield and weed‐suppressive ability under aerobic soil conditions
• Comparison of Two Differential Systems for Distinguishing Pathogenic Groups of Xanthomonas campestris pv. oryzae
• Comparison of stem borer damage and resistance in semidwarf Indica rice varieties and prototype lines of a new plant type
• Contrasting tocol ratios associated with seed longevity in rice variety groups
• Daylength responses of various morphogenetic events after panicle initiation in late japonica rice (Oryza sativa L. ssp. japonica)
• Defining the genome structure of ‘Tongil’ rice, an important cultivar in the Korean “Green Revolution”
• Detection and analysis of QTLs for resistance to the brown planthopper, Nilaparvata lugens, in a doubled-haploid rice population
• Developing japonica rice introgression lines with multiple resistance genes for brown planthopper, bacterial blight, rice blast, and rice stripe virus using molecular breeding
• Developing rice cultivars for high-fertility upland systems in the Asian tropics
• Development and GBS-genotyping of introgression lines (ILs) using two wild species of rice, O. meridionalis and O. rufipogon, in a common recurrent parent, O. sativa cv. Curinga
• Development of Chinese Near-isogenic Line of Rice and Their Differentiating Ability of Pathogenic Races of Blast Fungus
• Development of TGMS lines for developing two-line rice hybrids for the tropics
• Development of breeding lines with three pyramided resistance genes that confer broad-spectrum bacterial blight resistance and their molecular analysis in rice
• Development of chromosome segment substitution lines (CSSLs) of Oryza longistaminata A. Chev. & Röhr in the background of the elite japonica rice cultivar, Taichung 65 and their evaluation for yield traits
• Development of elite breeding lines conferring Bph18 gene-derived resistance to brown planthopper (BPH) by marker-assisted selection and genome-wide background analysis in japonica rice (Oryza sativa L.)
• Development of near-isogenic lines and pyramided lines carrying resistance genes to green rice leafhopper (Nephotettix cincticeps Uhler) with the Taichung 65 genetic background in rice (Oryza sativa L.)
• Developmental Dynamics and Early Growth Vigour in Rice. I. Relationship Between Development Rate (1/Phyllochron) and Growth
• Differential expression of lodging resistance related QTLs in rice (Oryza sativa L.)
• Dissection of genetic overlap of salt tolerance QTLs at the seedling and tillering stages using backcross introgression lines in rice.
• Divergent phenotypic response of rice accessions to transient heat stress during early seed development.
• Diversity analysis for resistance of rice (Oryza sativa L.) to blast disease [Magnaporthe grisea (Hebert) Barr.] using differential isolates from the Philippines
• Doubled Haploids Generated through Anther Culture from Crosses of Elite Indica and Japonica Cultivars and/or Lines of Rice: Large‐Scale Production, Agronomic Performance, and Molecular Characterization
• Effect of Panicle Size on Grain Yield of IRRI-Released Indica Rice Cultivars in the Wet Season
• Effect of Selection for High Yield,Drought and Salinity Tolerances on Yield-Related Traits in Rice(Oryza sativa L.)
• Effect of rice bug Leptocorisa oratorius (Hemiptera: Alydidae) on rice yield, grain quality, and seed viability.
• Effect of sowing date and harvest time on longevity of rice seeds
• Effects of Phenotyping Environment on Identification of Quantitative Trait Loci for Rice Root Morphology under Anaerobic Conditions.
• Effects of allelic variations in starch synthesis-related genes on grain quality traits of Korean nonglutinous rice varieties under different temperature conditions.
• Effects of elevated [CO2] on stem and root lodging among rice cultivars
• Enhanced anther culture efficiency of indica rice (Oryza sativa L.) through modification of the culture media
• Erratum to: Identification of quantitative trait loci for panicle length and yield related traits under different water and P application conditions in tropical region in rice (Oryza sativa L.)
• Evaluation of the optimal harvest time of rice ( Oryza sativa L.) with different grain shapes grown in the Philippines
• Exploring genetic architecture of grain yield and quality traits in a 16-way indica by japonica rice MAGIC global population.
• Exploring the genetic diversity within traditional Philippine pigmented Rice
• Expression levels of three bacterial blight resistance genes against K3a race of Korea by molecular and phenotype analysis in japonica rice (O. sativa L.)
• Expression of thermosensitive genic male sterility in rice under varying temperature situations
• Extensive sequence divergence between the reference genomes of two elite indica rice varieties Zhenshan 97 and Minghui 63
• Fine Scale Genomic Signals of Admixture and Alien Introgression Among Asian Rice Landraces
• Fine mapping and candidate gene analysis of hwh1 and hwh2, a set of complementary genes controlling hybrid breakdown in rice.
• Fingerprinting temperate japonica and tropical indica rice genotypes by comparative analysis of DNA markers
• Flavonoid Pigments in Rice Leaves and the Isolation of Glucotricin
• Four Decades of Breeding for Varietal Improvement of Irrigated Lowland Rice in the International Rice Research Institute
• Gametic selection in anther culture of rice (Oryza sauva L.).
• Genetic Analysis of Cold Tolerance at Seedling Stage and Heat Tolerance at Anthesis in Rice (Oryza sativa L.)
• Genetic Diversity Based on Allozyme Alleles of Chinese Cultivated Rice
• Genetic Diversity of Isolated Populations of Indonesian Landraces of Rice (Oryza sativa L.) Collected in East Kalimantan on the Island of Borneo
• Genetic Erosion from Modern Varieties into Traditional Upland Rice Cultivars (Oryza sativa L.) in Northern Thailand
• Genetic background effect on QTL expression of heading date and plant height and their interaction with environment in reciprocal introgression lines of rice.
• Genetic background effect on QTL mapping for salt tolerance revealed by a set of reciprocal introgression line populations in rice.
• Genetic divergence among cold tolerant rices (Oryza sativa L.)
• Genetic diversity analysis of Pakistan rice (Oryza sativa) germplasm using multiplexed single nucleotide polymorphism markers
• Genetic diversity analysis of traditional and improved Indonesian rice (Oryza sativa L.) germplasm using microsatellite markers.
• Genetic diversity and relatedness of selected Iranian rice cultivars and disease resistance donors assayed by simple sequence repeats and candidate defense gene markers
• Genetic diversity of improved varieties of intraspecific (O. sativa and O. glaberrima) and interspecific (O. sativa × O. glaberrima) rice
• Genetic resources of primitive upland rice in Laos
• Genetic variation in blast resistance in rice germplasm from West Africa.
• Genome-wide transcriptional analysis of salinity stressed japonica and indica rice genotypes during panicle initiation stage
• Genomic paleontology provides evidence for two distinct origins of Asian rice (Oryza sativa L.)
• Genotype x environment interactions for grain yield of upland rice backcross lines in diverse hydrological environments
• Genotype×environment interactions for chilling tolerance of rice recombinant inbred lines under different low temperature environments
• Geographic distribution and multilocus organization of isozyme variation of rice (Oryza sativa L.).
• Global Dissemination of a Single Mutation Conferring White Pericarp in Rice
• Grain and dry matter yields and partitioning of assimilates in japonica/indica hybrid rice
• Growth traits of diverse rice cultivars under severe competition: implications for screening for competitiveness
• Heavy genetic load associated with the subspecific differentiation of japonica rice (Oryza sativa ssp. japonica L.)
• Identification and analysis of QTLs controlling cold tolerance at the reproductive stage and validation of effective QTLs in cold-tolerant genotypes of rice (Oryza sativa L.)
• Identification and characterization of quantitative trait loci affecting spikelet number per panicle in rice (Oryza sativa L.)
• Identification of Cold‐Tolerant Breeding Lines by Quantitative Trait Loci Associated with Cold Tolerance in Rice
• Identification of QTL for growth- and grain yield-related traits in rice across nine locations of Asia
• Identification of QTLs for cold tolerance at seedling stage in rice (Oryza sativa L.) using two distinct methods of cold treatment
• Identification of QTLs for hybrid fertility in inter-subspecific crosses of rice ( Oryza sativa L.)
• Identification of quantitative trait loci for seedling cold tolerance using RILs derived from a cross between japonica and tropical japonica rice cultivars
• Identification of stably expressed QTL for heading date using reciprocal introgression line and recombinant inbred line populations in rice.
• Improvement in rice seed storage longevity from high-temperature drying is a consistent positive function of harvest moisture content above a critical value
• Increasing biodiversity of irrigated rice in Africa by interspecific crossing of Oryza glaberrima (Steud.) × O. sativa indica (L.)
• Inheritance of callus formation ability in anther cultures of rice, Oryza sativa L.
• Integration of genomic tools to assist breeding in the japonica subspecies of rice
• Investigating early vigour in upland rice (Oryza sativa L.): Part II. Identification of QTLs controlling early vigour under greenhouse and field conditions
• Isozymes and classification of Asian rice varieties.
• Japonica rice varieties (Oryza sativa, Nipponbare, and others).
• Leaf morphology, rather than plant water status, underlies genetic variation of rice leaf rolling under drought.
• Loci and natural alleles underlying robust roots and adaptive domestication of upland ecotype rice in aerobic conditions
• Loss-of-Function Alleles of Heading date 1 (Hd1) Are Associated With Adaptation of Temperate Japonica Rice Plants to the Tropical Region.
• Losses of essential mineral nutrients by polishing of rice differ among genotypes due to contrasting grain hardness and mineral distribution
• Machine Learning Reveals Spatiotemporal Genome Evolution in Asian Rice Domestication
• Mapping QTLs for root morphology of a rice population adapted to rainfed lowland conditions.
• Mapping genes controlling root morphology and root distribution in a doubled-haploid population of rice
• Mapping of Quantitative Trait Loci Using a Doubled-Haploid Population from the Cross of Indica and Japonica Cultivars of Rice
• Mapping of genomic regions associated with arsenic toxicity stress in a backcross breeding populations of rice ( Oryza sativa L . )
• Mapping osmotic adjustment in an advanced back-cross inbred population of rice.
• Marker-Assisted Improvement of the Elite Maintainer Line of Rice, IR 58025B for Wide Compatibility (S5n ) Gene.
• Marker-Assisted Introgression of Quantitative Resistance Gene pi21 Confers Broad Spectrum Resistance to Rice Blast
• Meta-analysis of quantitative trait loci for grain yield and component traits under reproductive-stage drought stress in an upland rice population
• Molecular Improvement of Grain Weight and Yield in Rice by Using GW6 Gene
• Molecular characterization and agronomic performance of DH lines from the F1 of indica and japonica cultivars of rice (Oryza sativa L.).
• Molecular diversity and multilocus organization of the parental lines used in the International Rice Molecular Breeding Program
• Molecular mapping of quantitative trait loci for plant growth, yield and yield related traits across three diverse locations in a doubled haploid rice population
• Molecular markers and marker-assisted selection in rice
• Molecular markers linked to genes underlying seedling tolerance for ferrous iron toxicity
• Multi-parent advanced generation inter-cross (MAGIC) populations in rice: progress and potential for genetics research and breeding
• Multiple streams of genetic diversity in Japonica rice
• Non-allelic interaction conditioning spikelet sterility in an F2 population of indica/japonica cross in rice.
• Nuclear genome differentiation in Asian cultivated rice as revealed by RFLP analysis
• Overexpression of an Arabidopsis thaliana galactinol synthase gene improves drought tolerance in transgenic rice and increased grain yield in the field.
• Performance of diverse upland rice cultivars in low and high soil fertility conditions in West Africa
• Planting geometry as a pre-screening technique for identifying CO2 responsive rice genotypes: a case study of panicle number.
• Population Dynamics Among six Major Groups of the Oryza rufipogon Species Complex, Wild Relative of Cultivated Asian Rice
• Potential of Oryza officinalis to augment the cold tolerance genetic mechanisms of Oryza sativa by network complementation.
• Precise estimation of genomic regions controlling lodging resistance using a set of reciprocal chromosome segment substitution lines in rice
• Progress in ideotype breeding to increase rice yield potential
• QTL analyses of heterosis for grain yield and yield-related traits in indica-japonica crosses of rice (Oryza sativa L.)
• QTL analysis of novel genomic regions associated with yield and yield related traits in new plant type based recombinant inbred lines of rice ( Oryza sativa L.)
• QTL for the iron and zinc contents of the milled grains of a doubled-haploid rice ( Oryza sativa L.) population grown over two seasons
• QTL mapping and development of candidate gene-derived DNA markers associated with seedling cold tolerance in rice (Oryza sativa L.)
• QTL mapping of root traits in a doubled haploid population from a cross between upland and lowland japonica rice in three environments
• QTLs conferring cold tolerance at the booting stage of rice using recombinant inbred lines from a japonica × indica cross
• QTLs for branching, floret formation, and pre-flowering floret abortion of rice panicle in a temperate japonica × tropical japonica cross
• QTLs for drought escape and tolerance identified in a set of random introgression lines of rice
• QTLs for hybrid fertility and their association with female and male sterility in rice
• QTLs for nutritional contents of rice seedlings (Oryza sativa L.) in solution cultures and its implication to tolerance to iron-toxicity
• Quantitative Trait Loci for Sink Size and Ripening Traits in Rice (Oryza sativa L.)
• Quantitative genetics of rice III. The potential of a pair of new plant type crosses
• Quantitative trait loci for stomatal density and size in lowland rice
• Registration of TIL:455, TIL:514, and TIL:642, Three Rice Germplasm Lines Containing Introgressed Sheath Blight Resistance Alleles
• Research Advances on the Rice Blast in the Northeast China
• Resistance to Multiple Temperate and Tropical Stem and Sheath Diseases of Rice.
• Response of rice to Al stress and identification of quantitative trait Loci for Al tolerance.
• Rice root morphological traits are related to isozyme group and adaptation
• Rice spikelet rot disease in China – 2. Pathogenicity tests, assessment of the importance of the disease, and preliminary evaluation of control options
• Rice tungro spherical virus resistance into photoperiod-insensitive japonica rice by marker-assisted selection.
• Robustness and Strategies of Adaptation among Farmer Varieties of African Rice (Oryza glaberrima) and Asian Rice (Oryza sativa) across West Africa
• SNP genotyping and characterization of pistil traits revealing a distinct phylogenetic relationship among the species of Oryza
• SSR Analysis of Genetic Diversity and Cold Tolerance in Temperate Rice Germplasm
• STUDIES ON COMPETITION IN RICE I. COMPETITION IN MIXTURES OF VARIETIES.
• Salinity tolerance of japonica and indica rice (Oryza sativa L.) at the seedling stage
• Scope and Progress of Rice Research Harnessing Cold Tolerance
• Seed Production Environment, Time of Harvest, and the Potential Longevity of Seeds of Three Cultivars of Rice (Oryza sativa L.)
• Seed fertility of F1 hybrids between upland rice NERICA cultivars and Oryza sativa L. or O. glaberrima Steud.
• Seed production environment and storage longevity of japonica rices (Oryza sativa L.)
• Segregation of 12 isozyme genes among doubled haploid lines derived from a japonica x indica cross of rice ( Oryza sativa L.)
• Sheath-blight resistance QTLS in japonica rice germplasm
• Silicon deficiency and the adaptation of tropical rice ecotypes
• Simple sequence repeat markers reveal multiple loci governing grain-size variations in a japonica rice (Oryza sativa L.) mutant induced by cosmic radiation during space flight
• Simulating seed reserve mobilization and seedling growth of rice in DSRICE1
• Species, ecotype and cultivar differences in spikelet fertility and harvest index of rice in response to high temperature stress
• Spikelet dominance and sterility in rice (Oryza sativa L.) genotypes: a mechanism of survival?
• Spikelet numbers, sink size and potential yield in rice
• Structures of rice amylopectins with low and high affinities for iodine
• Sub1A is an ethylene-response-factor-like gene that confers submergence tolerance to rice
• Susceptibility of rice to sheath blight: an assessment of the diversity of rice germplasm according to genetic groups and morphological traits
• The Cytology of Sterility in F2, F3, and F4 Hybrids of Indica×Japonica Crosses of Rice (Oryza sativa L.)
• The Oryza Map Alignment Project : the golden path to unlocking the genetic potential of wild rice species
• The pi40 gene for durable resistance to rice blast and molecular analysis of pi40-advanced backcross breeding lines.
• Transcriptional regulatory network triggered by oxidative signals configures the early response mechanisms of japonica rice to chilling stress.
• Transpiration efficiencies of indica and improved tropical japonica rice grown under irrigated conditions
• Variation in root penetration ability, osmotic adjustment and dehydration tolerance among accessions of rice adapted to rainfed lowland and upland ecosystems
• Variations of Floral Traits in Asian Cultivated Rice (Oryza sativa L.) and its Wild Relatives (O. rufipogon Griff.)
• Whole genome sequencing-based association study to unravel genetic architecture of cooked grain width and length traits in rice
• Wide compatibility in rice (Oryza sativa L.)
• Wild Oryza species as potential sources of drought-adaptive traits
• Yield Potential Trends of Tropical Rice since the Release of IR8 and the Challenge of Increasing Rice Yield Potential
• Yield performances of japonica introgression lines selected for drought tolerance in a BC breeding programme
• Yield response of indica and tropical japonica genotypes to soil fertility conditions under rainfed uplands in northern Laos
• Yield response to water deficit in an upland rice mapping population: associations among traits and genetic markers.
• 「モチイネ栽培圏」の現状とWaxy 座のdCAPS 解析によるラオスのモチイネの起源