Search Results - "Squire, G.R"

Arable plant communities as indicators of farming practice by Hawes, C., Squire, G.R., Hallett, P.D., Watson, C.A., Young, M.

“…The diversity and abundance of the within-field seedbank and emerged weed flora, were measured in over 100 fields from conventional, integrated and organic…”
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Functional approaches for assessing plant and invertebrate abundance patterns in arable systems by Hawes, C., Haughton, A.J., Bohan, D.A., Squire, G.R.

“…A functional group approach was developed for plant and invertebrate assemblages from UK arable fields to assess the variation in functional composition of…”
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Variation in Capsella (shepherd's purse): an example of intraspecific functional diversity by Iannetta, P.P.M, Begg, G, Hawes, C, Young, M, Russell, J, Squire, G.R

“…The extent of functional trait diversity is quantified for 157 different Capsella bursa-pastoris (L.) medic (shepherd's purse) accessions. These individuals…”
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Population density and soil seed bank of weed beet as influenced by crop sequence and soil tillage by Landová, M., Hamouzová, K., Soukup, J., Jursík, M., Holec, J., Squire, G.R.

“…Dynamics of population density and soil seed bank of weed beet was studied in a 5 year crop rotation consisting of spring barley, and sugar beet. Beside the…”
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Effects of genetically modified herbicide-tolerant cropping systems on weed seedbanks in two years of following crops by Firbank, L.G, Rothery, P, May, M.J, Clark, S.J, Scott, R.J, Stuart, R.C, Boffey, C.W.H, Brooks, D.R, Champion, G.T, Haughton, A.J, Hawes, C, Heard, M.S, Dewar, A.M, Perry, J.N, Squire, G.R

“…Weed seedbanks following GMHT maize were significantly higher than following conventional varieties for both the first and second years, while by contrast,…”
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Effects of successive seasons of genetically modified herbicide-tolerant maize cropping on weeds and invertebrates by Heard, M.S, Clark, S.J, Rothery, P, Perry, J.N, Bohan, D.A, Brooks, D.R, Champion, G.T, Dewar, A.M, Hawes, C, Haughton, A.J, May, M.J, Scott, R.J, Stuart, R.S, Squire, G.R, Firbank, L.G

“…The use of genetically modified herbicide-tolerant (GMHT) crops influences the abundance of weeds and some invertebrate groups because the associated herbicide…”
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Microsatellite amplification in Brassica napus cultivars: cultivar variability and relationship to a long-term feral population by Bond, J.M, Mogg, R.J, Squire, G.R, Johnstone, C

“…Data from 83 Brassica microsatellites showed that null alleles, monomorphic loci and the amplification of multiple bands were relatively common. The data we…”
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Genetic basis of rate-temperature characteristics for germination in oilseed rape by Squire, G.R., Marshall, B., Dunlop, G., Wright, G.

“…Genetic control of germination time in oilseed rape might enable some cultivars to adapt locally as a volunteer weed or a feral plant. The heritability of…”
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Degradation rate of soil function varies with trajectory of agricultural intensification by Squire, G.R., Hawes, C., Valentine, T.A., Young, M.W.

“…•Trajectories of high and low arable intensification were defined over 35 years from the mid-1970s.•The inputs among fields differed more than four-fold in…”
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Modelling the persistence of volunteer oilseed rape ( Brassica napus) by Begg, G.S., Hockaday, S., McNicol, J.W., Askew, M., Squire, G.R.

“…The mixing of volunteer oilseed rape ( Brassica napus) within the crop has been tolerated by farmers. However, the coexistence of volunteer and crop…”
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Non-linearity in rate-temperature relations of germination in oilseed rape by Marshall, B., Squire, G.R.

“…Predominantly linear relations between germination rate and temperature (over specific ranges) have hitherto been found among the main crop plants. Given…”
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STABILISING PROCESSES IN MIXED PLANT COMMUNITIES by Marshall, B., Squire, G.R., Incoll, L.D.

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Response to temperature in a stand of pearl millet. 10. Partitioning of assimilate by Squire, G.R

“…Effects of temperature on partition of assimilate between leaves, stems and panicles of pearl millet are analysed in terms of a duration (tw) over which a…”
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Temperature‐dependent germination traits in oilseed rape associated with 5′‐anchored simple sequence repeat PCR polymorphisms by Marshall, B., Dunlop, G., Ramsay, G., Squire, G.R.

“…An experiment was conducted to test the hypothesis that phenotypes differing in germination rate and the presence or absence of secondary dormancy at low…”
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Temperature and heterogeneity of emergence time in oilseed rape by Squire, G.R

“…SUMMARY Emergence of oilseed rape cultivars with known differences in germination profile was examined by controlled sowings in the field at mean temperatures…”
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Response to saturation deficit of leaf extension in a stand of pearlmillet (Pennisetum typhoides S. & H.). I. Interaction with temperature by Squire, G.R, Ong, C.K

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Effects of atmospheric saturation deficit on the stomatal conductance of pearlmillet (Pennisetum typhoides S. and H.) and groundnut (Arachis hypogaea L.) by Black, C.R, Squire, G.R

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simple method of isolating stomata on detached epidermis by low pH importance of the subsidiary cells by Squire, G.R, Mansfield, T.A

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Response to saturation deficit of leaf extension in a stand of pearlmillet (Pennisetum typhoides S. & H.). II. Dependence on leaf water status and irradiance by Squire, G.R, Black, C.R, Ong, C.K

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Time, temperature and germination of pearlmillet (Pennisetum typhoides S. & H.). II. Alternating temperature by Garcia-Huidobro, J, Monteith, J.L, Squire, G.R

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