Search Results - "Allard, R.W"

Extraordinarily polymorphic microsatellite DNA in barley: species diversity, chromosomal locations, and population dynamics by M. A. Saghai Maroof, Biyashev, R. M., Yang, G. P., Zhang, Q., Allard, R. W.

“…This study was undertaken to assess the extent of genetic variation in barley simple sequence repeats (SSRs) and to study the evolutionary dynamics of SSR…”
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Associations between isozyme phenotypes and environment in the slender wild oat (Avena barnata) in Israel by Kahler, A.L, Allard, R.W, Krzakowa, M, Wehrhahn, C.F, Nevo, E

“…Collections from 31 populations of A. barbata from diverse habitats in Israel were assayed electrophoretically for seven enzyme systems. Phenotype frequencies…”
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Genetic basis of the evolution of adaptedness in plants by Allard, R. W.

“…Adaptedness is both complexly inherited and much affected by environment: consequently the genetic mechanisms that have led to improvements in adaptedness have…”
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Spatial autocorrelation analysis of the distribution of genotypes within populations of lodgepole pine by Epperson, B.K, Allard, R.W

“…Spatial autocorrelation analyses of point samples within two populations of lodgepole pine (Pinus contorta ssp. latifolia) indicate that single-locus mature…”
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Chloroplast DNA polymorphisms in lodgepole and jack pines and their hybrids by Wagner, D. B., Furnier, G. R., Saghai-Maroof, M. A., Williams, S. M., Dancik, B. P., Allard, R. W.

“…Samples taken from throughout the ranges of distribution of lodgepole pine (Pinus contorta Dougl. ex. Loud.) and jack pine (Pinus banksiana Lamb.) were assayed…”
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Evidence for mutation and migration as sources of genetic variation in populations of Rhynchosporium secalis by GOODWIN, S. B, WEBSTER, R. K, ALLARD, R. W

“…Four isolates of the barley scald disease pathogen, Rhynchosporium secalis, that differed both for pathogenicity to 14 barley differential cultivars and for…”
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Evolution of ribosomal DNA (rDNA) genetic structure in colonial Californian populations of Avena barbata by Cluster, P.D. (University of California, Davis, CA.), Allard, R.W

“…DNA samples from 980 plants of Avena barbata from 48 ecologically diverse sites in California and Oregon were assayed to determine their genotype for two…”
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Genetic diversity and ecogeographical differentiation among ribosomal DNA alleles in wild and cultivated barley by Maroof, M.A.S. (University of California, Davis, CA), Allard, R.W, Zhang, Q

“…DNA from 267 accessions of wild barley from ecologically diverse habitats in Israel and Iran and from 92 accessions of cultivated barley from throughout the…”
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The genetics of host-pathogen coevolution: implications for genetic resource conservation by Allard, R W

“…The results of long-term studies of coevolution in the Hordeum vulgare-Rhynchosporium secalis pathosystem are summarized. The genetic systems of barley (host)…”
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A nomenclature for Rhynchosporium secalis pathotypes by Goodwin, S.B. (Cornell University, Ithaca, NY), Allard, R.W, Webster, R.K

“…A "standard" nomenclature based on octal numbers was developed for naming pathotypes of the barley scald fungus, Rhynchosporium secalis. Twenty-four barley…”
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World patterns of genetic variation among four esterase loci in barley (Hordeum vulgare L.) by Kahler A.I, Allard R.W

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Genetic variability for pathogenicity, isozyme, ribosomal DNA and colony color variants in populations of Rhynchosporium secalis by McDermott, J.M. (University of California, Davis, CA), McDonald, B.A, Allard, R.W, Webster, R.K

“…Samples of Rhynchosporium secalis were collected from two experimental barley populations known to carry a diverse array of alleles for resistance to this…”
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Chloroplast DNA diversity in populations of wild and cultivated barley by Neale, D.B, Saghai-Maroof, M.A, Allard, R.W, Zhang, Q, Jorgensen, R.A

“…Chloroplast DNA (cpDNA) diversity was found within and among populations (245 accessions total) of wild barley, Hordeum vulgare L. ssp. spontaneum Koch from…”
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The population biology of host-pathogen interactions by McDonald, B.A. (Texas AandM University, College Station, TX), McDermott, J.M, Goodwin, S.B, Allard, R.W

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Ecogeographical distribution and differential adaptedness of multilocus allelic associations in Spanish Avena sativa L by Perez de la Vega, M, Saenz de Miera, L.E, Allard, R.W. (Leon Univ. (Spain). Facultad de Biologia. Dept. of Genetics)

“…The nine-locus isozyme genotype of 267 landrace accessions of Avena sativa from 31 provinces of Spain was determined. The results establish that level of…”
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Effects on adaptedness of variations in ribosomal DNA copy number in populations of wild barley (Hordeum vulgare ssp. spontaneum) by Zhang, Q. (Huazhong Agricultural University, Wuhan, People's Republic of China), Saghai Maroof, M.A, Allard, R.W

“…Twenty alleles, 12 at Mendelian locus Rrnl and 8 at locus Rrn2, control rRNA genes [ribosomal DNA (rDNA)] variability in barley. These alleles differ…”
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A multilocus estimator of mating system parameters in plant populations by Shaw, D. V., Kahler, A. L., Allard, R. W.

“…A multilocus method of estimating mating system parameters in populations is presented that recovers information from classification over multiple loci that…”
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Genetic and molecular organization of ribosomal DNA (rDNA) variants in wild and cultivated barley by Allard, R. W, Maroof, MAS, Zhang, Q, Jorgensen, R. A

“…Twenty rDNA spacer-length variants (slvs) have been identified in barley. These slvs form a ladder in which each variant (with one exception) differs from its…”
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Correlations between development rates, enzyme activities, ribosomal DNA spacer-length phenotypes, and adaptation in Drosophila melanogaster by Cluster, P.D, Marinkovic, D, Allard, R.W, Ayala, F.J

“…Selection for ``fast'' preadult development rate among the progeny of flies collected in a natural population of Drosophila melanogaster produced a line that…”
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Association between nuclear loci and chloroplast DNA genotypes in wild barley by Saghai Maroof, M.A. (Virginia Polytechnic Institute and State University, Blacksburg, VA), Zhang, Q, Neale, D.B, Allard, R.W

“…Associations among alleles at nine nuclear loci and three chloroplast DNA (cpDNA) genotypes were assessed in a sample of 247 accessions of the wild barley,…”
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