Works by Welham, S. J.

Results: 25

A review of the effects of crop agronomy on the management of Alopecurus myosuroides.

Published in:

Weed Research, 2013, v. 53, n. 5, p. 299, doi. 10.1111/wre.12024

By:

Lutman, P J W;
Moss, S R;
Cook, S;
Welham, S J;
Kim, Do‐Soon

Publication type:

Article

Likelihood Ratio Tests for Fixed Model Terms using Residual Maximum Likelihood.

Published in:

Journal of the Royal Statistical Society: Series B (Statistical Methodology), 1997, v. 59, n. 3, p. 701, doi. 10.1111/1467-9868.00092

By:

Welham, S. J.;
Thompson, R.

Publication type:

Article

On spatial prediction of soil properties in the presence of a spatial trend: the empirical best linear unbiased predictor (E-BLUP) with REML.

Published in:

European Journal of Soil Science, 2006, v. 57, n. 6, p. 787, doi. 10.1111/j.1365-2389.2005.00768.x

By:

Lark, R. M.;
Cullis, B. R.;
Welham, S. J.

Publication type:

Article

Testing the adequacy of measured data for evaluating nitrogen turnover models by the dot-to-dot method.

Published in:

European Journal of Soil Science, 2003, v. 54, n. 1, p. 175, doi. 10.1046/j.1365-2389.2003.00501.x

By:

Smith, J. U.;
Smith, P.;
Richter, G. M.;
Agostini, F. A.;
Welham, S. J.

Publication type:

Article

Electrophysiologically and behaviourally active semiochemicals identified from bed bug refuge substrate.

Published in:

Scientific Reports, 2020, v. 10, n. 1, p. 1, doi. 10.1038/s41598-020-61368-6

By:

Weeks, E. N. I.;
Logan, J. G.;
Birkett, M. A.;
Caulfield, J. C.;
Gezan, S. A.;
Welham, S. J.;
Brugman, V. A.;
Pickett, J. A.;
Cameron, M. M.

Publication type:

Article

Reduced magnesium intake and elevated predisposition to cardiovascular disorders: a systematic review.

Published in:

2021

By:

Dasbulak, B.;
Langley-Evans, S. C.;
Welham, S. J. M.

Publication type:

Abstract

Estimation of Spatial Trend and Automatic Model Selection in Augmented Designs.

Published in:

Agronomy Journal, 2010, v. 102, n. 6, p. 1542, doi. 10.2134/agronj2010.0175

By:

Kehel, Z.;
Habash, D. Z.;
Gezan, S. A.;
Welham, S. J.;
Nachit, M. M.

Publication type:

Article

A perspective on the measurement of time in plant disease epidemiology.

Published in:

2004

By:

Lovell, D. J.;
Powers, S. J.;
Welham, S. J.;
Parker, S. R.

Publication type:

Letter

Predicting light leaf spot (Pyrenopeziza brassicae) risk on winter oilseed rape (Brassica napus) in England and Wales, using survey, weather and crop information.

Published in:

Plant Pathology, 2004, v. 53, n. 6, p. 713, doi. 10.1111/j.1365-3059.2004.01105.x

By:

Welham, S. J.;
Turner, J. A.;
Gladders, P.;
Fitt, B. D. L.;
Evans, N.;
Baierl, A.

Publication type:

Article

Position of inoculum in the canopy affects the risk of septoria tritici blotch epidemics in winter wheat.

Published in:

Plant Pathology, 2004, v. 53, n. 1, p. 11, doi. 10.1046/j.1365-3059.2003.00939.x

By:

Lovell, D. J.;
Parker, S. R.;
Hunter, T.;
Welham, S. J.;
Nichols, A. R.

Publication type:

Article

Changes in populations of the eyespot fungi Tapesia yallundae andT. acuformis under different fungicide regimes in successive crops of winter wheat, 1984–2000.

Published in:

Plant Pathology, 2002, v. 51, n. 2, p. 191, doi. 10.1046/j.1365-3059.2002.00673.x

By:

Bierman, S. M;
Fitt, B. D. L;
van den Bosch, F;
Bateman, G. L;
Jenkyn, J. F;
Welham, S. J

Publication type:

Article

Modelling the effects of temperature and wetness duration on development of light leaf spot on oilseed rape leaves inoculated with Pyrenopeziza brassicae conidia.

Published in:

Plant Pathology, 2001, v. 50, n. 1, p. 42, doi. 10.1046/j.1365-3059.2001.00542.x

By:

Gilles, T.;
Fitt, B. D. L.;
Welham, S. J.;
Evans, N.;
Steed, J. M.;
Jeger, M. J.

Publication type:

Article

Effects of wetness period and temperature on development of dark pod spot (Alternaria brassicae) on oilseed rape (Brassica napus).

Published in:

Plant Pathology, 1996, v. 45, n. 6, p. 1077, doi. 10.1046/j.1365-3059.1996.d01-193.x

By:

Hong, C. X.;
Fitt, B. D. L.;
Welham, S. J.

Publication type:

Article

Early development of light leaf spot (Pyrenopeziza brassicae) on winter oilseed rape (Brassica napus) in relation to temperature and leaf wetness.

Published in:

Plant Pathology, 1995, v. 44, n. 4, p. 641, doi. 10.1111/j.1365-3059.1995.tb01688.x

By:

Figueroa, L.;
Fitt, B. D. L.;
Welham, S. J.;
Shaw, M. W.;
McCartney, H. A.

Publication type:

Article

Effects of temperature on the development of b'ght leaf spot (Pyrenopeziza brassicae) on oilseed rape (Brassica napus).

Published in:

Plant Pathology, 1995, v. 44, n. 1, p. 51, doi. 10.1111/j.1365-3059.1995.tb02715.x

By:

Figueroa, L.;
Fitt, B. D. L.;
Shaw, M. W.;
McCartney, H. A.;
Welham, S. J.

Publication type:

Article

Drought effects on yield and its components in Indian mustard ( Brassica juncea L.).

Published in:

Plant Breeding, 2007, v. 126, n. 4, p. 399, doi. 10.1111/j.1439-0523.2007.01394.x

By:

Chauhan, J. S.;
Tyagi, M. K.;
Kumar, A.;
Nashaat, N. I.;
Singh, M.;
Singh, N. B.;
Jakhar, M. L.;
Welham, S. J.

Publication type:

Article

Relationships between phoma leaf spot and development of stem canker ( Leptosphaeria maculans) on winter oilseed rape ( Brassica napus) in southern England.

Published in:

Annals of Applied Biology, 2000, v. 137, n. 2, p. 113, doi. 10.1111/j.1744-7348.2000.tb00043.x

By:

SUN, P;
FITT, B D L;
GLADDERS, P;
WELHAM, S J

Publication type:

Article

Effects of light leaf spot ( Pyrenopeziza brassicae) on yield of winter oilseed rape ( Brassica napus).

Published in:

Annals of Applied Biology, 1998, v. 132, n. 3, p. 371, doi. 10.1111/j.1744-7348.1998.tb05215.x

By:

SU, H.;
FITT, B D L;
WELHAM, S J;
SANSFORD, C E;
SUTHERLAND, K G

Publication type:

Article

Effects of temperature, cultivar and isolate on the incubation period of white leaf spot (Mycosphaerella capsellae) on oilseed rape {Brassica napus).

Published in:

Annals of Applied Biology, 1997, v. 130, n. 2, p. 239, doi. 10.1111/j.1744-7348.1997.tb06829.x

By:

INMAN, A J;
FITT, B D L;
WELHAM, S J;
EVANS, R L;
MURRAY, D A

Publication type:

Article

Sensitivity to prochloraz in populations of the eyespot fungus, Pseudocercosporella herpotrichoides, in relation to fungicide treatments and their efficacy in continuous winter wheat.

Published in:

Annals of Applied Biology, 1995, v. 126, n. 2, p. 235, doi. 10.1111/j.1744-7348.1995.tb05362.x

By:

BATEMAN, G L.;
LANDAU, S.;
WELHAM, S J.

Publication type:

Article

Use of the most probable number technique to quantify soil-borne plant pathogens.

Published in:

Annals of Applied Biology, 1995, v. 126, n. 1, p. 181, doi. 10.1111/j.1744-7348.1995.tb05014.x

By:

ADAMS, M J;
WELHAM, S J

Publication type:

Article

Effects of previous cropping and fungicide timing on the development of light leaf spot (Pyrenopeziza brassicae), seed yield and quality of winter oilseed rape (Brassica napus).

Published in:

Annals of Applied Biology, 1994, v. 124, n. 2, p. 221, doi. 10.1111/j.1744-7348.1994.tb04130.x

By:

FIGUEROA, L;
SHAW, M W;
FITT, B D L;
McCARTNEY, H A;
WELHAM, S J

Publication type:

Article

Phytophthora cryptogea root rot of tomato in rockwool nutrient culture:.

Published in:

Annals of Applied Biology, 1993, v. 123, n. 3, p. 563, doi. 10.1111/j.1744-7348.1993.tb04928.x

By:

KENNEDY, R.;
PEGG, G. F.;
WELHAM, S. J.

Publication type:

Article

The yield of potato plants as affected by stem canker (Rhizoctonia solani), blackleg (Erwinia carotovora subsp. atroseptica) and by neighbouring plants.

Published in:

Journal of Agricultural Science, 1996, v. 126, n. 4, p. 429, doi. 10.1017/S0021859600075511

By:

Hide, G. A.;
Welham, S. J.;
Read, P. J.;
Ainsley, A. E.

Publication type:

Article

Influence of planting seed tubers with gangrene(Phoma foveata) and of neighbouring healthy, diseased and missing plants on the yield and size of potatoes.

Published in:

Journal of Agricultural Science, 1995, v. 125, n. 1, p. 51, doi. 10.1017/S0021859600074499

By:

Hide, G. A.;
Welham, S. J.;
Read, P. J.;
Ainsley, A. E.

Publication type:

Article

Works by Welham, S. J.

A review of the effects of crop agronomy on the management of Alopecurus myosuroides.

Likelihood Ratio Tests for Fixed Model Terms using Residual Maximum Likelihood.

On spatial prediction of soil properties in the presence of a spatial trend: the empirical best linear unbiased predictor (E-BLUP) with REML.

Testing the adequacy of measured data for evaluating nitrogen turnover models by the dot-to-dot method.

Electrophysiologically and behaviourally active semiochemicals identified from bed bug refuge substrate.

Reduced magnesium intake and elevated predisposition to cardiovascular disorders: a systematic review.

Estimation of Spatial Trend and Automatic Model Selection in Augmented Designs.

A perspective on the measurement of time in plant disease epidemiology.

Predicting light leaf spot (Pyrenopeziza brassicae) risk on winter oilseed rape (Brassica napus) in England and Wales, using survey, weather and crop information.

Position of inoculum in the canopy affects the risk of septoria tritici blotch epidemics in winter wheat.

Changes in populations of the eyespot fungi Tapesia yallundae andT. acuformis under different fungicide regimes in successive crops of winter wheat, 1984–2000.

Modelling the effects of temperature and wetness duration on development of light leaf spot on oilseed rape leaves inoculated with Pyrenopeziza brassicae conidia.

Effects of wetness period and temperature on development of dark pod spot (<em>Alternaria brassicae</em>) on oilseed rape (<em>Brassica napus</em>).

Early development of light leaf spot (<em>Pyrenopeziza brassicae</em>) on winter oilseed rape (<em>Brassica napus</em>) in relation to temperature and leaf wetness.

Effects of temperature on the development of b'ght leaf spot (Pyrenopeziza brassicae) on oilseed rape (Brassica napus).

Drought effects on yield and its components in Indian mustard ( Brassica juncea L.).

Relationships between phoma leaf spot and development of stem canker ( Leptosphaeria maculans) on winter oilseed rape ( Brassica napus) in southern England.

Effects of light leaf spot ( Pyrenopeziza brassicae) on yield of winter oilseed rape ( Brassica napus).

Effects of temperature, cultivar and isolate on the incubation period of white leaf spot (Mycosphaerella capsellae) on oilseed rape {Brassica napus).

Sensitivity to prochloraz in populations of the eyespot fungus, Pseudocercosporella herpotrichoides, in relation to fungicide treatments and their efficacy in continuous winter wheat.

Use of the most probable number technique to quantify soil-borne plant pathogens.

Effects of previous cropping and fungicide timing on the development of light leaf spot (Pyrenopeziza brassicae), seed yield and quality of winter oilseed rape (Brassica napus).

Phytophthora cryptogea root rot of tomato in rockwool nutrient culture:.

The yield of potato plants as affected by stem canker (Rhizoctonia solani), blackleg (Erwinia carotovora subsp. atroseptica) and by neighbouring plants.

Influence of planting seed tubers with gangrene(Phoma foveata) and of neighbouring healthy, diseased and missing plants on the yield and size of potatoes.