Search Results - "Langton, S.D"

The Occurrence of Commensal Rodents in Dwellings as Revealed by the 1996 English House Condition Survey by Langton, S. D., Cowan, D. P., Meyer, A. N.

“…1. The presence of commensal rodents was assessed in the 1996 English House Condition Survey (EHCS). Logistic regression techniques were used to identify the…”
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importance of weather and agronomic factors for the overwinter survival of yellow rust (Puccinia striiformis) and subsequent disease risk in commercial wheat crops in England by Gladders, P, Langton, S.D, Barrie, I.A, Hardwick, N.V, Taylor, M.C, Paveley, N.D

“…Disease survey data from 4475 randomly selected crops of wheat from England and Wales during 1985-2000 showed that yellow rust was most prevalent in 1988,…”
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The use of agricultural fields by re-established greylag geese ( Anser anser) in England: A risk assessment by McKay, H., Watola, G.V., Langton, S.D., Langton, S.A.

“…Re-established greylag geese are currently increasing at a rate of 12% per annum, are non-migratory and can be observed grazing on agricultural fields. The…”
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Citizen science reveals trends in bat populations: The National Bat Monitoring Programme in Great Britain by Barlow, K.E., Briggs, P.A., Haysom, K.A., Hutson, A.M., Lechiara, N.L., Racey, P.A., Walsh, A.L., Langton, S.D.

“…•We model population trends of bats in Great Britain from volunteer survey data.•Trained citizen scientists can be successfully used to monitor bats.•Ten…”
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Factors influencing browsing by fallow deer Dama dama in young broad-leaved plantations by Moore, N.P, Hart, J.D, Langton, S.D

“…The impact of fallow deer Dama dama on 74 young broadleaf plantations in a lowland area in eastern Suffolk was assessed. The effects of plantation size, shape,…”
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Splitting Behaviour Into Bouts; a Maximum Likelihood Approach by Langton, S.D, Collett, D, Sibly, R.M

“…One method of splitting behaviour into bouts is to model the data as a mixture of two (or more) exponential distributions and to calculate a bout criterion…”
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Analysing collaborative trials for qualitative microbiological methods: accordance and concordance by Langton, S.D, Chevennement, R, Nagelkerke, N, Lombard, B

“…In qualitative (detection) food microbiology, the usual measures of repeatability and reproducibility are inapplicable. For such studies, we introduce two new…”
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Design of grassland feeding areas for waders during winter: The relative importance of sward, landscape factors and human disturbance by Milsom, T.P., Ennis, D.C., Haskell, D.J., Langton, S.D., McKay, H.V.

“…Grassland management options in the Environmentally Sensitive Area and Set-aside schemes may benefit waders which exploit permanent grassland as a feeding…”
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Do wood-pigeons avoid pesticide-treated cereal seed? by McKay, H.V, Prosser, P.J, Hart, A.D.M, Langton, S.D, Jones, A, McCoy, C, Chandler-Morris, S.A, Pascual, J.A

“…1. Pesticides applied to seeds before sowing may present a high risk to seed-eating birds. Some of these chemicals are highly toxic but are avoided by captive…”
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Browsing by fallow deer (Dama dama) in young broadleaved plantations: seasonality, and the effects of previous browsing and bud eruption by Moore, N.P., Hart, J.D., Kelly, P.F., Langton, S.D.

“…Browsing by fallow deer was assessed in young broadleaved plantations over 2 years. Most plantations were small and all were between 4 and 9 years old…”
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Effects on earthworm populations of reducing pesticide use in arable crop rotations by Tarrant, K.A., Field, S.A., Langton, S.D., Hart, A.D.M.

“…The SCARAB project is a field-scale, six-year investigation of the effects of pesticide use on invertebrates and soil microflora in arable crop systems common…”
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Effects of exposure to an organophosphorus pesticide on the behavior and use of cover by captive starlings by Fryday, S.L. (Ministry of Agriculture, Fisheries and Food, Guildford, Surrey, UK.), Hart, A.D.M, Langton, S.D

“…It has been suggested that reduced behavioral activity of birds exposed to anticholinesterase pesticides could bias measures of exposure in field studies if…”
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Systemic application of L-phenylalanine increases plant resistance to vertebrate herbivory by Grey, C.B, Cowan, D.P, Langton, S.D, Watkins, R.W

“…The systemic application of L-phenylalanine (PHE), a phenolic precursor, significantly increases the phenolic pool of oilseed rape (Brassica napus var…”
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Cinnamamide modifies foraging behaviors of free-living birds by Gill, E.L. (FRCA, Guildford, UK.), Feare, C.J, Cowan, D.P, Fox, S.M, Bishop, J.D, Langton, S.D, Watkins, R.W, Gurney, J.E

“…Chemical repellents may provide an effective and humane method of reducing bird damage to crops via modification of the feeding behavior of the target species…”
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The Peregrine Falco peregrinus in quarries: current status and factors influencing occupancy in the Republic of Ireland by Moore, N.P., Kelly, P.F., Lang, F.A., Lynch, J.M., Langton, S.D.

“…A survey of quarry-nesting Peregrines conducted in the Republic of Ireland between 1991 and 1993 estimated that 65 quarries were occupied by Peregrines. There…”
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Implications of statistical analysis of initial agroforestry experiments by Langton, S.D. (Rothamsted Experimental Station, Harpenden (UK). Inst. for Arable Crops Research, Statistics Dept.), Riley, J

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Prediction of inter-species differences in the toxicity of organophosphorus pesticides to wildlife—a biochemical approach by Thompson, H.M., Langton, S.D., Hart, A.D.M.

“…The activation of organophosphorus pesticides and sensitivity of ‘B’ esterases to inhibition (I 50) by the oxon metabolites were investigated in brain, liver…”
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