Search Results - "R. G. Wyn Jones"

Chromosomal location of a K/Na discrimination character in the D genome of wheat by Gorham, J. (University Coll. of North Wales, Bangor, Wales (UK). Dept. of Biochemistry and Soil Science, Centre of Arid Zone Studies), Hardy, C, Jones, R.G.W, Joppa, L.R, Law, C.N

“…K/Na ratios have been determined in the leaves of salt-treated plants of 14 disomic substitution lines in which each of the D-genome chromosomes replaces the…”
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presence of the enhanced K/Na discrimination trait in diploid Triticum species by Gorham, J, Bristol, A, Young, E.M, Wyn Jones, R.G

“…A number of accessions of the three species of diploid wheat, Triticum boeoticum, T. monococcum, and T. urartu, were grown in 50 mol m-3 NaCl + 2.5 mol m-3…”
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Salt Tolerance in the Triticeae: The Contribution of the D Genome to Cation Selectivity in Hexaploid Wheat by SHAH, S. H., GORHAM, J., FORSTER, B. P., WYN JONES, R. G.

“…Inorganic cation concentrations were measured in shoots of hexaploid bread wheat (Triticum aestivum L.) and its presumed ancestors grown at 100 mol m−3…”
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Partial characterization of the trait for enhanced K + -Na + discrimination in the D genome of wheat by Gorham, J., Jones, R.G. Wyn, Bristol, A.

“…The long arm of chromosome 4D of wheat (Triticum aestivum L.) contains a gene (or genes) which influences the ability of wheat plants to discriminate between…”
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hypothesis relating critical potassium concentrations for growth to the distribution and functions of this ion in the plant cell by Leigh, R.A, Wyn Jones, R.G

“…The growth and metabolism of plants in response to different concentrations of tissue K is discussed in relation to current knowledge about the distribution…”
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Radial Turgor Pressure Profiles in Growing and Mature Zones of Wheat Roots—A Modification of the Pressure Probe by PRITCHARD, J., WILLIAMS, G., JONES, R G. WYN, TOMOS, A. D.

“…A modification of the pressure probe is described which allows accurate routine recording of the turgor pressure of single cells at measured depth within a…”
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Taxonomic and Ecological Aspects of the Distribution of Glycinebetaine and Related Compounds in Plants by R. Storey, Ahmad, N., R. G. Wyn Jones

“…The concentrations of the major inorganic ions and glycinebetaine, choline and proline and the osmotic pressure of extract sap have been determined in eight…”
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Influence of proline and glycinebetaine on salt tolerance of cultured barley embryos by Lone, M.I, Kueh, J.S.H, Wyn Jones, R.G, Bright, S.W.J

“…Lone, M. I., Kueh, J. S. H., Wyn Jones, R. G. and Bright, S. W. J. 1987. Influence of proline and glycinebetaine on salt tolerance of cultured barley…”
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Control of wheat root growth. The effects of excision on growth, wall rheology and root anatomy by Pritchard, J. (University Coll. of North Wales, Bangor, Gwynedd (UK). Dept. of Biochemistry and Soil Science), Wyn Jones, R.G, Tomos, A.D

“…Excision and subsequent incubation of the apices (1 cm) of wheat (Triticum aestivum L.) seedling roots in simple media severely reduced elongation from 28…”
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Physiological genetics of salt tolerance in wheat (Triticum aestivum L.): performance of wheat varieties, inbred lines and reciprocal F1 hybrids under saline conditions by Salam, A, Hollington, P.A, Gorham, J, Wyn Jones, R.G, Gliddon, C

“…Four bread wheat cultivars were studied at two salinity levels. Tobari 66 had the lowest uptake of Na+ and Cl−, and the highest K+/Na+ ratio; Pato had the…”
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Turgor, Growth and Rheological Gradients of Wheat Roots Following Osmotic Stress by PRITCHARD, J., JONES, R. G. WYN, TOMOS, A. D.

“…The growth rate of hydroponically grown wheat roots was reduced by mannitol solutions of various osmotic pressures. For example, following 24 h exposure to…”
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Osmotic adaptation in Ulva lactuca under fluctuating salinity regimes by Dickson, D.M.J, Wyn Jones, R.G, Davenport, J

“…A study has been made of the osmotic responses of the green intertidal alga, Ulva lactuca, under two fluctuating salinity regimes; sinusoidal and square-wave…”
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Some mechanisms of salt tolerance in crop plants by GORHAM, J., JONES, R. G. WYN, McDONNELL, E.

“…In the first part of this review the main features of salt tolerance in higher plants are discussed. The hypothesis of intracellular compartmentation of…”
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Measurement of Yield Threshold and Cell Wal Extensibility of Intact Wheat Roots under Different Ionic, Osmotic and Temperature Treatments by PRITCHARD, J., WYN JONES, R G., TOMOS, A. D

“…Yield stress threshold (Y) and volumetric extensibility (θ) are the rheological properties that appear to control root growth. In this study they were measured…”
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Influence of rhizosphere on the nutrient status of dwarf French beans by Sarkar, A.N, Wyn Jones, R.G

“…French bean seedlings grown on choline, ammoniacal and nitrate forms of nitrogen together with equivalent basal application of P as KH₂PO₄ were tested for…”
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Measurement of yield threshold and cell wall extensibility of intact wheat roots under different ionic, osmotic and temperature treatments by Pritchard, J, Jones, R.G.W, Tomos, A.D

“…Yield stress threshold (Y) and volumetric extensibility (phi) are the rheological properties that appear to control root growth. In this study they were…”
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Enzyme activities in concentrated solutions of glycinebetaine and other solutes by Pollard, A, Wyn Jones, R.G

“…The activities of a number of enzymes in concentrated solutions of glycinebetaine and other solutes have been studied. Glycinebetaine, in contrast to…”
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Salt tolerance in the Triticeae: salinity-induced changes in the leaf solute composition of some perennial Triticeae by Gorham, J, Budrewicz, E, McDonnell, E, Jones, R.G.W

“…Changes in the leaf solute composition of a number of perennial Triticeae in response to salinity are described. There was variation both within and between…”
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Glycinebetaine Biosynthesis and Accumulation in Unstressed and Salt-Stressed Wheat by McDONNELL, ELIZABETH, JONES, R. G. WYN

“…McDonnell, E. and Wyn Jones, R. G. 1988. Glycinebetaine biosynthesis and accumulation in unstressed and salt-stressed wheat.—J. exp. Bot. 39: 421–430. A…”
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Solute distribution in Suaeda maritima by Gorham, J, Wyn Jones, R.G

“…The distribution of sodium, potassium and glycinebetaine in shoot tissues of salt-treated Suaeda maritima was examined by semi-micro techniques after…”
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