Search Results - "Darmency, H"

Does genetic variability in weeds respond to non‐chemical selection pressure in arable fields? by Darmency, H, Storkey, Jonathan

“…Summary At a time when herbicide use is being challenged by the selection of herbicide‐resistant weeds, reliance on other, innovative weed control strategies…”
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A quantitative genetic examination of non‐target‐site resistance applied to Avena species by Darmency, H, Uludag, A, Marshall, Jon

“…Summary Quantitative genetics tools can be used to assess whether using herbicides at low doses drive selection on standing genetic variation in populations…”
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Fitness costs associated with three mutant acetyl-coenzyme A carboxylase alleles endowing herbicide resistance in black-grass Alopecurus myosuroides by Menchari, Y, Chauvel, B, Darmency, H, Délye, C

“…1. Pleiotropic effects associated with genes endowing resistance to herbicides are generally predicted to reduce plant fitness. Quantifying these effects is…”
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Longevity, dormancy and germination of Cyanus segetum by Guillemin, J‐P, Bellanger, S, Reibeil, C, Darmency, H, Batlla, Diego

“…Summary Cyanus segetum is an iconic, colourful weed in arable fields that provides ecological and societal services. To understand better both the infestation…”
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Backcrosses to Brassica napus of hybrids between B. juncea and B. napus as a source of herbicide-resistant volunteer-like feral populations by Liu, Y.B., Wei, W., Ma, K.P., Darmency, H.

“…▶ F 2 and BC 1 from herbicide-resistant wild Brassica juncea × B. napus were compared. ▶ Backcrossing to the B. napus parent produced more seeds than to B…”
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Occurrence of genetically modified oilseed rape seeds in the harvest of subsequent conventional oilseed rape over time by Messéan, A., Sausse, C., Gasquez, J., Darmency, H.

“…Is returning to a conventional crop possible after growing a genetically modified (GM) variety? Oilseed rape volunteers in oilseed rape crops can cause seed…”
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Centaurea cyanus as a biological indicator of segetal species richness in arable fields by BELLANGER, S, GUILLEMIN, J‐P, BRETAGNOLLE, V, DARMENCY, H

“…Bellanger S, Guillemin J‐P, Bretagnolle V & Darmency H (2012). Centaurea cyanus as a biological indicator of segetal species richness in arable fields. Weed…”
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Genetic diversity of the declining arable plant Centaurea cyanus: population fragmentation within an agricultural landscape is not associated with enhanced spatial genetic structure by Le Corre, V, Bellanger, S, Guillemin, J‐P, Darmency, H, Lutman, Peter

“…Agricultural intensification has recently resulted in the decrease in frequency and abundance of arable weed species. This includes the previously widespread…”
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Low frequency transmission of a plastid-encoded trait in Setaria italica by WANG, T, LI, Y, SHI, Y, REBOUD, X, DARMENCY, H, GRESSEL, J

“…It has been claimed that engineering traits into the chloroplast will prevent transgene transmission by pollen, precluding transgene flow from crops. A Setaria…”
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A herbicide-resistant ACCase 1781 Setaria mutant shows higher fitness than wild type by Wang, T, Picard, J C, Tian, X, Darmency, H

“…It is often alleged that mutations conferring herbicide resistance have a negative impact on plant fitness. A mutant ACCase1781 allele endowing resistance to…”
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Identifying key components of weed beet management using sensitivity analyses of the GeneSys-Beet model in GM sugar beet by TRICAULT, Y, DARMENCY, H, COLBACH, N

“…Summary Genetically‐modified (GM) sugar beet varieties tolerant to non‐selective herbicides would be useful for managing weed beet, an annual form of Beta…”
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Phylogenetic and genomic relationships in Setaria italica and its close relatives based on the molecular diversity and chromosomal organization of 5S and 18S-5.8S-25S rDNA genes by BENABDELMOUNA, A, ABIRACHED-DARMENCY, M, DARMENCY, H

“…We have analyzed the phylogenetic and genomic relationships in the genus Setaria Beauv. including diploid and tetraploid species, by means of the molecular…”
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GeneSys-Beet: A model of the effects of cropping systems on gene flow between sugar beet and weed beet by Sester, M., Tricault, Y., Darmency, H., Colbach, N.

“…A weedy form of the genus Beta, i.e. Beta vulgaris ssp. vulgaris (hence “weed beet”) frequently found in sugar beet is impossible to eliminate with herbicides…”
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Fitness costs linked to dinitroaniline resistance mutation in Setaria by Darmency, H, Picard, J C, Wang, T

“…A mutant Thr-239-Ileu at the α2-tubulin gene was found to confer resistance to dinitroanilines, a family of mitosis-disrupting herbicides. However, mutations…”
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Evolution of weed beet ( Beta vulgaris L.) seed bank: Quantification of seed survival, dormancy, germination and pre-emergence growth by Sester, M., Dürr, C., Darmency, H., Colbach, N.

“…Weed beet is an important weed of sugar beet crops. Weed and cropped beets can cross easily and the management of weed beet is therefore crucial in the case of…”
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Fitness of backcross six of hybrids between transgenic oilseed rape (Brassica napus) and wild radish (Raphanus raphanistrum) by Gueritaine, G., Sester, M., Eber, F., Chevre, A. M., Darmency, H.

“…The process of introgression between a transgenic crop modified for better agronomic characters and a wild relative could lead potentially to increased…”
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Population growth rate of Setaria viridis in the absence of herbicide: resulting yield loss in foxtail millet Setaria italica by WANG, T, SHI, Y, LI, Y, SONG, Y, DARMENCY, H

“…Setaria viridis (green foxtail) is a common weed and is the putative ancestor of foxtail millet (Setaria italica). Population densities of S. viridis and its…”
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Spontaneous hybridizations between oilseed rape and wild radish by DARMENCY, H., LEFOL, E., FLEURY, A.

“…The occurence of spontaneous hybridization between Brassica napus (oilseed rape) and Raphanus raphanistrum (wild radish) was investigated under different…”
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Emergence and Growth of Hybrids between Brassica napus and Raphanus raphanistrum by Guéritaine, G., Bazot, S., Darmency, H.

“…• Risk assessment studies of transgenic crops have recently brought evidence of a low spontaneous hybridization frequency of Brassica napus with Raphanus…”
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Assessment of interspecific hybridization between transgenic oilseed rape and wild radish under normal agronomic conditions by CHEVRE, A. M, EBER, F, DARMENCY, H, FLEURY, A, PICAULT, H, LETANNEUR, J. C, RENARD, M

“…In order to assess the hybridization rate between oilseed rape and wild radish under normal agronomic conditions, three 1-ha field experiments were performed…”
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